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grooves

grooves Sentence Examples

  • She wiped dirt from the grooves of the cuneiform.

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  • The small letters are all made in the grooves, while the long ones extend above and below them.

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  • This apparatus has an oil-cup consisting of a cylindrical brass or gunmetal vessel, the cover of which is provided with three rectangular holes which may be closed and opened by means of a perforated slide moving in grooves; the movement of the slide causes a small oscillating colzaor rape-oil lamp to be tilted so that the flame (of specified size) is brought just below the surface of the lid.

    4
    1
  • Its integument is marked by a large number of transverse grooves simulating the segmentation of Annelids, and near the anterior extremity close to the mouth are two pairs of recurved chitinous hooks.

    2
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  • long laid in parallel grooves in the framing.

    2
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  • the stomata are frequently in grooves: the leaves are frequently rolledsometimes permanently so, whilst sometimes the leaves roll up only during unfavourable weather.

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  • His was a mind that worked wonders in well-worn grooves and on facts that were well understood.

    1
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  • " When the antlers are freed from the velvet - a process usually assisted by the animal rubbing them against tree stems or boughs - they have a more or less rugose surface, owing to the grooves formed in them by the nutrient blood-vessels.

    1
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  • Switch plants, such as Retama Retam and broom (Cytisus scoparius), have reduced leaves and some assimilating tissue in their stems; and stomata occur in grooves on the stem.

    1
    1
  • Taking the Atlantic as our simplest type, we may say that the surface of an ocean basin resembles that of a mighty trough or syncline, buckled up more or less centrally in a medial ridge, which is bounded by two long and deep marginal hollows, in the cores of which still deeper grooves sink to the profoundest depths.

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  • They consist of two rows of balls rolling in two pairs of V races or grooves.

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  • To it belong (a) superficial grooves or deeper slits situated on the integument near the tip of the head, (b) nerve lobes in immediate connexion with the nervous tissue of the brain, and (c) ciliated ducts penetrating into the latter and communicating with the former.

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  • The development of these organs, which in the Protonemertine are but grooves in the epidermis, not far removed from the similar cephalic slits of many Turbellaria, reaches its height in Drepanophorus.

    0
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  • It projects horizontally forwards from the head in the form of a cylindrical or slightly tapering, pointed tusk, composed of ivory, with a central cavity reaching almost to the apex, without enamel, and with the surface marked by spiral grooves and ridges, running in a sinistral direction.

    0
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  • Occasionally both left and right tusks are developed, in which case the direction of the grooves is the same in both.

    0
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  • The goal, which is well preserved at the upper end, is similar to that at Olympia; it consists of a sill of stone sunk level with the ground, with parallel grooves for the feet of the runners at starting, and sockets to hold the posts that separated the spaces assigned to the various competitors, and served as guides to them in running.

    0
    0
  • When they are arranged in uniserial or biserial rows the genital ducts open into or near the branchial grooves in the region of the pharynx and in a corresponding position in the post-branchial region.

    0
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  • An important feature is the occurrence in some species (Ptychoderidae) of paired longitudinal pleural or lateral folds of the body which are mobile, and can be approximated at their free edges so as to close in the dorsal surface, embracing both the median dorsal nerve-tract and the branchial grooves with the gill-pores, so as to form a temporary peri-branchial and medullary tube, open behind where the folds cease.

    0
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  • 2); the spiral system, in which a series of spiral grooves are cut all round the trunk, by which means virtually the entire area of the trunk is tapped.

    0
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  • In Cumberland, Northumberland, Durham and latterly the United States, the reverberatory furnace is used only for roasting the ore, and the oxidized ore is then reduced by fusion in a low, square blastfurnace (a "Scottish hearth furnace") lined with cast iron, as is also the inclined sole-plate which is made to project beyond the furnace, the outside portion (the "work-stone") being provided with grooves guiding any molten metal that may be placed on the "stone" into a cast iron pot; the "tuyere" for the introduction of the wind was, in the earlier types, about half way down the furnace.

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  • 38) from six to sixteen segments are clearly marked by ridges and grooves in the metasomatic tagma, whilst in Illaenus the shield so formed is large but no somites are marked out on its surface.

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  • - Opisthosoma consisting of ten segments defined by integumental grooves, each of the anterior four of these furnished with a single pair of dorsally-placed spiracles or tracheal stigmata.

    0
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  • Before Darwin - if the name of Darwin may be used to signify the transformation of thought of which he was the chief artificer - natural objects were regarded, not in medicine and pathology only, as a set of hidebound events; and natural operations as moving in fixed grooves, after a fashion which it is now difficult for us to realize.

    0
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  • The mechanical operation is quite successful for thick sheets, but it is not as yet available for the thinner sheets required for the ordinary purposes of sheet-glass, since with these excessive breakage occurs, while the sheets generally show grooves or lines derived from small irregularities of the drawing orifice.

    0
    0
  • In the surface of the metal the workman cuts grooves wider at the base than at the top, and then hammers into them gold or silver wire.

    0
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  • 5, B) on which the stylets work, tongues or rails on the " guide " fitting accurately into longitudinal grooves on the stylet.

    0
    0
  • In driving levels it is necessary to cut grooves vertically parallel to the walls, a process known as shearing; but the most important operation is that known as holing or kirving, which consists in cutting a notch or groove in the floor of the seam to a depth of about 3 ft., measured back from the face, so as to leave the overhanging part unsupported, which then either falls of its own accord within a few hours, or is brought down either by driving wedges along the top, or by blasting.

    0
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  • Sometimes, but rarely, it happens that it is necessary to cut vertical grooves in the face to determine the limit of the fall, such limits being usually dependent upon the cleet or divisional planes in the coal, especially when the work is carried perpendicular to them or on the end.

    0
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  • This plan, though mechanically a very good one, has certain defects, especially in the possibility of danger resulting from the rope slipping sideways, if the grooves in the bed are not perfectly true.

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  • The blank passes between these grooves.

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  • The motion of the plate may be simply produced by dropping it between two vertical grooves, the tuning-forks being properly fixed to a frame above.

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  • It consists of an electromagnet within the iron core of which is a flat disk-like cavity containing mercury, the sides of the cavity being stamped with grooves.

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  • It was observed that ten of the caudal vertebrae of the latter skeleton bore tooth marks and grooves corresponding exactly with the sharp pointed teeth in the jaw of the carnivorous dinosaur.

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  • The discharge of a river at a weir can be regulated as required and considerably increased in flood-time by introducing a series of openings in the centre of a solid weir, with sluice-gates or panels which slide in grooves at the sides of upright frames or masonry piers erected at convenient intervals apart, FIG.

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  • Ordinary draw-doors, sliding in grooves of moderate size and raised r against a small head of water, III 1 'c ° I T I can be readily worked in `I _ ?-?.

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  • The barrier was originally formed of a number of long square wooden spars which could be readily handled by one man, being inclined slightly - from the vertical and placed close together for shutting the weir; but panels of wood or sheetiron closing the space between adjacent frames and sliding in grooves at the sides, and rolling-up curtains ?

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  • 6) remarkably heavy, the molar teeth differing from those of Spermophilus and Arctomys by having three instead of two transverse grooves on their crowns.

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  • During the experiment the mirror magnet is protected from draughts by two wooden doors which slide in grooves.

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  • Moreover, a single pair of rolls suffices for armour plates of any width or thickness, whereas if shafts of different diameters were to be rolled, a special final groove would be needed for each different diameter, and, as there is room for only a few large grooves in a single set of rolls, this would imply not only providing but installing a separate .set of rolls for almost every diameter of shaft.

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  • If the grooves be left out of account, the large faces which have replaced each tetrahedron corner then make up a figure which has the aspect of a simple octahedron.

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  • On the surface of the funnel-shaped lophophore are numerous ciliated grooves, and each of the tentacles in the tentaculated forms has a similar groove directed towards the mouth.

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  • These grooves doubtless serve to direct currents of water, carrying with them small organisms towards the mouth.

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  • wide, just enough for the workmans arm to reach in; for cutting away rock the grooves are 20 in.

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  • wide between the grooves (P.T.

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  • Two grooves are a constant feature of the family, one running transversely and another longitudinally.

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  • Their lower articular surfaces, instead of being pulley-like, with deep ridges and grooves, as in other Artiodactyla, are simple, rounded and smooth.

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  • The body is smooth and shiny, with vertical grooves on the sides, the tail is but feebly compressed, the eye is moderately large and provided with movable lids, and the upper lip is nearly straight.

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  • The republic was restored; senate, magistrates and assembly resumed their ancient functions; and the public life of Rome began to run once more in the familiar grooves.

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  • One of those consists in forming the rim of each wheel into a series of alternate ridges and grooves parallel to the plane of rotation; it is applicable to cylindrical and bevel wheels, but not to skew-bevel wheels.

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  • The comparative motion of a pair of wheels so ridged and grooved is the same a~ that of a pair of smooth wheels in rolling contact, whose cylindrical or conicai surfaces lie midway between the tops of the ridges and bottoms of the grooves, and those ideal smooth surfaces are called the pitch surfaces of the wheels.

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  • The relative motion of the faces of contact of the ridges anc grooves is a rotatory slidiug or grinding motion, about the line 01 contact of the pitch-surfaces as an instantaneous axis.

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  • This platen had a perpendicular motion, being guided in grooves and worked by a connecting rod fixed to a cross beam and crank, which acquired its motion from the main shaft.

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  • In the rat-kangaroos, or kangaroo-rats, as they are called in Australia, constituting the sub-family Potoroinae, the first upper incisor is narrow, curved, and much exceeds the others in length; the upper canines are persistent, flattened, blunt and slightly curved, and the first two premolars of both jaws have large, simple, compressed crowns, with a nearly straight or slightly concave free cutting-edge, and both outer and inner surfaces usually marked by a series of parallel, vertical grooves and ridges.

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  • In some cases the ova, after leaving the mouth, are lodged in the oral arms, and undergo the earliest phases of their development in this situation, accumulating in the grooves that continue the angles of the mouth, and bulging the wall of the groove into sacs or pockets.

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  • The upper incisor teeth are generally marked by grooves.

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  • These grooves are known as the sulcus and sulculus, and will be more particularly described hereafter.

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  • The stomodaeum is compressed laterally, and is furnished with two longitudinal grooves, a sulcus and a sulculus.

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  • The rims of pulleys for hemp or other ropes or cords are grooved, and the sides are usually either inclined at 45° or curved to give a sharper angle at the outside than at the bottom of the groove; in the latter case, as the rope wears it engages in a groove of greater angle and less effective grip. Wire ropes are injured by the lateral crushing of the material, and in this case the grooves are wide enough to allow the rope to rest on the rounded bottom, which is lined with leather or wood to diminish the wear and increase the friction.

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  • In English practice there are as many separate endless ropes as there are pairs of grooves in the two pulleys to be connected, but in cases of American practice the rope is continuously wound round the two pulleys, and the free end passes over a pulley mounted on a movable weighted carriage to adjust the tension.

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  • The grooves must be turned exactly alike, and the rope must be of the same diameter throughout to diminish slip.

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  • For ropes in the grooves of cast-iron pulleys, where 4, is the inclination of the sides of the grooves, the value of the normal pressure is increased in the ratio of cosec zct) = I.

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  • Although, in the extreme correlation of the radial food-grooves, nerves, watervessels, and so forth, with a radiate symmetry of the theca, such a type differs from the Cystidea, while in the possession of jointed processes from the radial plates, bearing the grooves and the various body-systems outwards from the theca, it differs from all other Echinoderms, nevertheless ancient forms are known which, if they are not themselves the actual links, suggest how the crinoid type may have been evolved from some of the more regular cystids.

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  • 9) these canals became connected in pairs (diplopores) still perpendicular to the surface, and this structure, combined with that of the grooves, characterizes the order - Diploporita.

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  • Eventually each lateral groove forked, so that there were five grooves.

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  • These gradually impressed themselves on the theca and influenced the arrangement of the internal organs: it is fairly safe to assume that nerves, blood-vessels and branches from the water-sac stretched out along with these grooves, each system starting from a ring around the gullet.

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  • (Adapted from Jaekel.) grooves, no longer needed for the collection of food, closed over, and are still traceable as ciliated canals overlying the radial nerves.

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  • All living, and most extinct, Echinoderms show the following features, almost certainly due to an ancestral pelmatozoic stage: - An incomplete radial symmetry, of which five is usually the dominant number, is superimposed on the secondary bilateralism, owing to the outgrowth from the mouth region of one unpaired and two paired ciliated grooves; these have a floor of nervous epithelium, and are accompanied by subjacent radial canals from the water-ring, giving off lateral podia and thus forming ambulacra, and by a perihaemal system of canals apparently growing out from coelomic cavities.

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  • Food brought to the mouth by a subvective system of ciliated grooves, radiating from the mouth either between the plates of the theca (endothecal), or over the theca (epithecal), or along processes from the theca (exothecal: arms, pinnules, &c.), or, in part, and as a secondary development, below the theca (hypothecal).

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  • are extended over the thecal plates themselves without intermediate flooring; they are also prolonged on exothecal brachioles, which line the epithecal grooves.

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  • - Pelmatozoa in which five (by atrophy four) epithecal ciliated grooves, lying on a lancet-shaped plate (?

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  • always), radiate from a central peristome between five interradial deltoid plates, and are edged by alternating side-plates bearing brachioles, to which side-branches pass from the grooves.

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  • Grooves and peristome protected by small plates, which can open over the grooves.

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  • Food is not conveyed by a subvective system of ciliated grooves, but is taken in directly by the mouth.

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  • The radial water-vessels lie in grooves on the ventral side of flooring-plates (usually called "ambulacrals"); they and their podia are limited to the oral surface of the body and their extremities are separated from the FIG.

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  • The separation of the heavier plates of chitin by grooves of delicate cuticle results in the hinging or jointing of the body and its appendages, and the consequent flexing and extending of the jointed pieces.

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  • When the union is incomplete, the number of the parts of a compound pistil may be determined by the number of styles and stigmas; when complete, the external venation, the grooves on the surface, and the internal divisions of the ovary indicate the number.

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  • The grooves usually indicate the divisions between the carpels and correspond to the dissepiments.

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  • Butschli = the Cilio showing longitudinal and transy verse grooves in which lie the Flagellata of E.

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  • 2, 9) there are eight transverse grooves each with its flagellum.

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  • Gymnodiniaceae: body naked, or with a simple cellulose or gelatinous envelope; both grooves present.

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  • 2, 9), with its metameric transverse grooves and flagella.

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  • But in the Labyrinthodonta, grooves are more or less marked along the teeth and give rise to folds of the wall which, extending inwards and ramifying, produce the complicated structure, exhibited by transverse sections, whence these batrachians derive their name; a somewhat similar complexity of structure is known in some holoptychian (dendrodont) Crossopterygian fishes.

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  • Then his face engaged in a smile that created little wrinkles around his eyes and grooves in his cheeks.

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  • She wiped dirt from the grooves of the cuneiform.

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  • ae ashet WI grooves in the china tae catch the gravy.

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  • I guess there lays the mysterious allure that makes you wonder just what could be on the grooves inside.

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  • anisotropic etching of silicon enables the accurate fabrication of V-shaped grooves to locate optic fibers.

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  • This results in the floor being cut up with deep grooves, just right for twisting ankles or braking legs.

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  • However you can only use it for floors, so you can't make brick walls with 3D grooves between the stones.

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  • A lightweight, hardwearing and durable rubber outsole with aggressive cleats and flex grooves ensures maximum grip while you move freely around.

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  • dud track on here: a solid set of mid-tempo house grooves from an illustrious past - absolutely gorgeous.

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  • He fused elongated African grooves with the driving edge and stage presence of James Brown and a huge jazz entourage akin to Sun Ra.

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  • Liquid anisotropic etching of silicon enables the accurate fabrication of V-shaped grooves to locate optic fibers.

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  • Ball units with circlip grooves are not ex stock items.

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  • flex grooveS: Anatomically positioned grooves in the midsole of the shoe that enable the shoe to bend with the foot.

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  • Deep flex grooves and a blown rubber forefoot ensures the shoe delivers a true performance ride.

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  • forefoot flex grooves for increased flexibility.

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  • Sun Ra always confounded and amused as he dodged between big band covers, noise freakouts and long chanted song cycles and outer-space grooves.

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  • grooves carved in the solid rock of earth on which they were taught to walk.

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  • Evening - Shod Highly danceable melodies, basslines and soulful grooves.

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  • Jon Freer - XLR8R Magazine Nic Conef and Mark Wadsworth release their debut Toko album, a blend of jazzy grooves and deep delights.

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  • The chevron bands are separated and bordered above and below by narrow bands between two girth grooves, shaded with deeply indented vertical lines.

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  • The second room will be playing laid-back grooves and moody beats for those wanting an alternative setting in which to savor the night.

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  • Make no mistake -- these slammin ' new dance and hip-hop grooves are instantly ready for primetime.

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  • A lightweight, hardwearing and durable rubber outsole with aggressive cleats and flex grooves ensures maximum grip while you move freely around.

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  • Beneath his straw hat the hard grooves of his face told of years under the sun.

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  • hooky grooves create a canvas for genre defying and heart breakingly beautiful songs.

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  • From jazz, heavy funk, old skool hip hop, underground disco and generally dirty grooves, both recognizable and unknown.

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  • The string saddles / bridge are best reversed if possible for consistent wear of grooves and accurate intonation.

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  • Sharp grooves from the old jazzer of any patch of rank vegetation.

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  • laid-back grooves which she describes as " Acoustic Groove " .

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  • left wing; 3 parallel oblique grooves on right wing.

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  • A grandly towering fusion of jazz funk, eccentric samples and lush vocals nailed to a chassis of crackling grooves and pounding percussion.

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  • plank grooves.

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  • Feets Git Movin ' To really get you dancing, Filter includes two drum-machine style Rhythm Generators for loop-based grooves or complex polyrhythms.

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  • portcullis grooves lies near the East End.

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  • psychedelic grooves.

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  • repertoire of songs ranging from Latin grooves to swing classics.

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  • rubber outsole with aggressive cleats and flex grooves ensures maximum grip while you move freely around.

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  • The grooves may be slightly ruffled with a file to aid grip.

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  • Sometimes people find records that have no scuffs that are visible, yet a careless needle scratch causes a break in the grooves.

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  • The best method was to use a rope sling tied through the grooves, carried by two people.

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  • smorgasbord of sounds and grooves.

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  • soulful grooves with a little garage thrown in.

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  • straw hat the hard grooves of his face told of years under the sun.

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  • It is pounded with an ivory or wood mallet which may be incised with cross-hatch or linear grooves to produce a subtle textured surface.

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  • tempo grooves.

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  • The grooves of a record are a few thousandths of an inch wide.

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  • Four parallel vertical grooves on bottom left wing; 3 parallel oblique grooves on right wing.

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  • These grooves are simultaneously cut in situ by the maker, with the aid of an engine capable of ruling fine straight lines, so that the webs when accurately laid in the grooves are perfectly parallel.

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  • Switch plants, such as Retama Retam and broom (Cytisus scoparius), have reduced leaves and some assimilating tissue in their stems; and stomata occur in grooves on the stem.

    0
    0
  • the stomata are frequently in grooves: the leaves are frequently rolledsometimes permanently so, whilst sometimes the leaves roll up only during unfavourable weather.

    0
    0
  • Taking the Atlantic as our simplest type, we may say that the surface of an ocean basin resembles that of a mighty trough or syncline, buckled up more or less centrally in a medial ridge, which is bounded by two long and deep marginal hollows, in the cores of which still deeper grooves sink to the profoundest depths.

    0
    0
  • They consist of two rows of balls rolling in two pairs of V races or grooves.

    0
    0
  • His was a mind that worked wonders in well-worn grooves and on facts that were well understood.

    0
    0
  • This apparatus has an oil-cup consisting of a cylindrical brass or gunmetal vessel, the cover of which is provided with three rectangular holes which may be closed and opened by means of a perforated slide moving in grooves; the movement of the slide causes a small oscillating colzaor rape-oil lamp to be tilted so that the flame (of specified size) is brought just below the surface of the lid.

    0
    0
  • To it belong (a) superficial grooves or deeper slits situated on the integument near the tip of the head, (b) nerve lobes in immediate connexion with the nervous tissue of the brain, and (c) ciliated ducts penetrating into the latter and communicating with the former.

    0
    0
  • The development of these organs, which in the Protonemertine are but grooves in the epidermis, not far removed from the similar cephalic slits of many Turbellaria, reaches its height in Drepanophorus.

    0
    0
  • Generally a row of shorter grooves perpendicular to the first, and similarly provided with strong cilia, enlarges the surface of these furrows (fig.

    0
    0
  • Its integument is marked by a large number of transverse grooves simulating the segmentation of Annelids, and near the anterior extremity close to the mouth are two pairs of recurved chitinous hooks.

    0
    0
  • It projects horizontally forwards from the head in the form of a cylindrical or slightly tapering, pointed tusk, composed of ivory, with a central cavity reaching almost to the apex, without enamel, and with the surface marked by spiral grooves and ridges, running in a sinistral direction.

    0
    0
  • Occasionally both left and right tusks are developed, in which case the direction of the grooves is the same in both.

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  • One of XXII 4 a the most characteristic anatomical distinctions between the porpoise and other members of the Delphinidae is the form of the teeth (numbering twenty-three to twenty-six on each side of each jaw), which have expanded, flattened, spade-like crowns, with more or less marked vertical grooves, giving a tendency to a bibbed or often trilobed form (fig.

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  • The goal, which is well preserved at the upper end, is similar to that at Olympia; it consists of a sill of stone sunk level with the ground, with parallel grooves for the feet of the runners at starting, and sockets to hold the posts that separated the spaces assigned to the various competitors, and served as guides to them in running.

    0
    0
  • When they are arranged in uniserial or biserial rows the genital ducts open into or near the branchial grooves in the region of the pharynx and in a corresponding position in the post-branchial region.

    0
    0
  • An important feature is the occurrence in some species (Ptychoderidae) of paired longitudinal pleural or lateral folds of the body which are mobile, and can be approximated at their free edges so as to close in the dorsal surface, embracing both the median dorsal nerve-tract and the branchial grooves with the gill-pores, so as to form a temporary peri-branchial and medullary tube, open behind where the folds cease.

    0
    0
  • 2); the spiral system, in which a series of spiral grooves are cut all round the trunk, by which means virtually the entire area of the trunk is tapped.

    0
    0
  • In Cumberland, Northumberland, Durham and latterly the United States, the reverberatory furnace is used only for roasting the ore, and the oxidized ore is then reduced by fusion in a low, square blastfurnace (a "Scottish hearth furnace") lined with cast iron, as is also the inclined sole-plate which is made to project beyond the furnace, the outside portion (the "work-stone") being provided with grooves guiding any molten metal that may be placed on the "stone" into a cast iron pot; the "tuyere" for the introduction of the wind was, in the earlier types, about half way down the furnace.

    0
    0
  • 38) from six to sixteen segments are clearly marked by ridges and grooves in the metasomatic tagma, whilst in Illaenus the shield so formed is large but no somites are marked out on its surface.

    0
    0
  • - Opisthosoma consisting of ten segments defined by integumental grooves, each of the anterior four of these furnished with a single pair of dorsally-placed spiracles or tracheal stigmata.

    0
    0
  • Before Darwin - if the name of Darwin may be used to signify the transformation of thought of which he was the chief artificer - natural objects were regarded, not in medicine and pathology only, as a set of hidebound events; and natural operations as moving in fixed grooves, after a fashion which it is now difficult for us to realize.

    0
    0
  • The mechanical operation is quite successful for thick sheets, but it is not as yet available for the thinner sheets required for the ordinary purposes of sheet-glass, since with these excessive breakage occurs, while the sheets generally show grooves or lines derived from small irregularities of the drawing orifice.

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    0
  • The following is a brief description of the process and apparatus, as communicated by the courtesy of Messrs Henry Tate & Sons, Ltd.: Groups of cells or moulds are built within and against a cylindrical iron casing, by means of vertical plates inserted in grooves and set radially to the axis of the casing.

    0
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  • In the surface of the metal the workman cuts grooves wider at the base than at the top, and then hammers into them gold or silver wire.

    0
    0
  • 5, B) on which the stylets work, tongues or rails on the " guide " fitting accurately into longitudinal grooves on the stylet.

    0
    0
  • In driving levels it is necessary to cut grooves vertically parallel to the walls, a process known as shearing; but the most important operation is that known as holing or kirving, which consists in cutting a notch or groove in the floor of the seam to a depth of about 3 ft., measured back from the face, so as to leave the overhanging part unsupported, which then either falls of its own accord within a few hours, or is brought down either by driving wedges along the top, or by blasting.

    0
    0
  • Sometimes, but rarely, it happens that it is necessary to cut vertical grooves in the face to determine the limit of the fall, such limits being usually dependent upon the cleet or divisional planes in the coal, especially when the work is carried perpendicular to them or on the end.

    0
    0
  • This plan, though mechanically a very good one, has certain defects, especially in the possibility of danger resulting from the rope slipping sideways, if the grooves in the bed are not perfectly true.

    0
    0
  • The blank passes between these grooves.

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  • The motion of the plate may be simply produced by dropping it between two vertical grooves, the tuning-forks being properly fixed to a frame above.

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  • long laid in parallel grooves in the framing.

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  • It consists of an electromagnet within the iron core of which is a flat disk-like cavity containing mercury, the sides of the cavity being stamped with grooves.

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  • It was observed that ten of the caudal vertebrae of the latter skeleton bore tooth marks and grooves corresponding exactly with the sharp pointed teeth in the jaw of the carnivorous dinosaur.

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  • The discharge of a river at a weir can be regulated as required and considerably increased in flood-time by introducing a series of openings in the centre of a solid weir, with sluice-gates or panels which slide in grooves at the sides of upright frames or masonry piers erected at convenient intervals apart, FIG.

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  • Ordinary draw-doors, sliding in grooves of moderate size and raised r against a small head of water, III 1 'c ° I T I can be readily worked in `I _ ?-?.

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  • the doors are rotated automatically at the top by grooves at the sides of the piers, so as to assume a horizontal position and pass out of sight in the central space between the two foot-ways (fig.

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  • The barrier was originally formed of a number of long square wooden spars which could be readily handled by one man, being inclined slightly - from the vertical and placed close together for shutting the weir; but panels of wood or sheetiron closing the space between adjacent frames and sliding in grooves at the sides, and rolling-up curtains ?

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  • 6) remarkably heavy, the molar teeth differing from those of Spermophilus and Arctomys by having three instead of two transverse grooves on their crowns.

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  • During the experiment the mirror magnet is protected from draughts by two wooden doors which slide in grooves.

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  • Moreover, a single pair of rolls suffices for armour plates of any width or thickness, whereas if shafts of different diameters were to be rolled, a special final groove would be needed for each different diameter, and, as there is room for only a few large grooves in a single set of rolls, this would imply not only providing but installing a separate .set of rolls for almost every diameter of shaft.

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  • If the grooves be left out of account, the large faces which have replaced each tetrahedron corner then make up a figure which has the aspect of a simple octahedron.

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  • On the surface of the funnel-shaped lophophore are numerous ciliated grooves, and each of the tentacles in the tentaculated forms has a similar groove directed towards the mouth.

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  • These grooves doubtless serve to direct currents of water, carrying with them small organisms towards the mouth.

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  • wide, just enough for the workmans arm to reach in; for cutting away rock the grooves are 20 in.

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  • wide between the grooves (P.T.

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  • Two grooves are a constant feature of the family, one running transversely and another longitudinally.

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  • In these grooves lie two cilia, attached at the point of meeting on the dorsal surface.

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  • The phenomena of convergence are to some extent other instances of the same kind and supply evidence that organisms, so to say, fall into grooves, that their possibilities of change are defined and limited by their past history.

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  • Their lower articular surfaces, instead of being pulley-like, with deep ridges and grooves, as in other Artiodactyla, are simple, rounded and smooth.

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  • The body is smooth and shiny, with vertical grooves on the sides, the tail is but feebly compressed, the eye is moderately large and provided with movable lids, and the upper lip is nearly straight.

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  • The republic was restored; senate, magistrates and assembly resumed their ancient functions; and the public life of Rome began to run once more in the familiar grooves.

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  • One of those consists in forming the rim of each wheel into a series of alternate ridges and grooves parallel to the plane of rotation; it is applicable to cylindrical and bevel wheels, but not to skew-bevel wheels.

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  • The comparative motion of a pair of wheels so ridged and grooved is the same a~ that of a pair of smooth wheels in rolling contact, whose cylindrical or conicai surfaces lie midway between the tops of the ridges and bottoms of the grooves, and those ideal smooth surfaces are called the pitch surfaces of the wheels.

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  • The relative motion of the faces of contact of the ridges anc grooves is a rotatory slidiug or grinding motion, about the line 01 contact of the pitch-surfaces as an instantaneous axis.

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  • This platen had a perpendicular motion, being guided in grooves and worked by a connecting rod fixed to a cross beam and crank, which acquired its motion from the main shaft.

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  • In the rat-kangaroos, or kangaroo-rats, as they are called in Australia, constituting the sub-family Potoroinae, the first upper incisor is narrow, curved, and much exceeds the others in length; the upper canines are persistent, flattened, blunt and slightly curved, and the first two premolars of both jaws have large, simple, compressed crowns, with a nearly straight or slightly concave free cutting-edge, and both outer and inner surfaces usually marked by a series of parallel, vertical grooves and ridges.

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  • In some cases the ova, after leaving the mouth, are lodged in the oral arms, and undergo the earliest phases of their development in this situation, accumulating in the grooves that continue the angles of the mouth, and bulging the wall of the groove into sacs or pockets.

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  • " When the antlers are freed from the velvet - a process usually assisted by the animal rubbing them against tree stems or boughs - they have a more or less rugose surface, owing to the grooves formed in them by the nutrient blood-vessels.

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  • The teeth, R in the later species, are much alike, having two deep grooves or flutings on each side, so as to divide them into three distinct lobes (fig.).

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  • The upper incisor teeth are generally marked by grooves.

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  • These grooves are known as the sulcus and sulculus, and will be more particularly described hereafter.

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  • The stomodaeum is compressed laterally, and is furnished with two longitudinal grooves, a sulcus and a sulculus.

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  • The rims of pulleys for hemp or other ropes or cords are grooved, and the sides are usually either inclined at 45° or curved to give a sharper angle at the outside than at the bottom of the groove; in the latter case, as the rope wears it engages in a groove of greater angle and less effective grip. Wire ropes are injured by the lateral crushing of the material, and in this case the grooves are wide enough to allow the rope to rest on the rounded bottom, which is lined with leather or wood to diminish the wear and increase the friction.

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  • In English practice there are as many separate endless ropes as there are pairs of grooves in the two pulleys to be connected, but in cases of American practice the rope is continuously wound round the two pulleys, and the free end passes over a pulley mounted on a movable weighted carriage to adjust the tension.

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  • The grooves must be turned exactly alike, and the rope must be of the same diameter throughout to diminish slip.

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  • For ropes in the grooves of cast-iron pulleys, where 4, is the inclination of the sides of the grooves, the value of the normal pressure is increased in the ratio of cosec zct) = I.

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  • Although, in the extreme correlation of the radial food-grooves, nerves, watervessels, and so forth, with a radiate symmetry of the theca, such a type differs from the Cystidea, while in the possession of jointed processes from the radial plates, bearing the grooves and the various body-systems outwards from the theca, it differs from all other Echinoderms, nevertheless ancient forms are known which, if they are not themselves the actual links, suggest how the crinoid type may have been evolved from some of the more regular cystids.

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  • One group includes those in which the grooves wander outwards from the mouth over the thecal plates, which gradually become arranged regularly on either side of the grooves, while further extensions ascend from the grooves on small jointed processes called "brachioles" (fig.

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  • In the other group the grooves do not tend so much to stretch over the theca as to be raised away from it on relatively larger brachioles, arising close around the mouth (fig.

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  • 9) these canals became connected in pairs (diplopores) still perpendicular to the surface, and this structure, combined with that of the grooves, characterizes the order - Diploporita.

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  • Eventually each lateral groove forked, so that there were five grooves.

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  • These gradually impressed themselves on the theca and influenced the arrangement of the internal organs: it is fairly safe to assume that nerves, blood-vessels and branches from the water-sac stretched out along with these grooves, each system starting from a ring around the gullet.

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  • (Adapted from Jaekel.) grooves, no longer needed for the collection of food, closed over, and are still traceable as ciliated canals overlying the radial nerves.

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  • The important feature was the extension of radial canals from the water-sac along these grooves, with branches passing between the flooring-plates of the grooves (fig.

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  • All living, and most extinct, Echinoderms show the following features, almost certainly due to an ancestral pelmatozoic stage: - An incomplete radial symmetry, of which five is usually the dominant number, is superimposed on the secondary bilateralism, owing to the outgrowth from the mouth region of one unpaired and two paired ciliated grooves; these have a floor of nervous epithelium, and are accompanied by subjacent radial canals from the water-ring, giving off lateral podia and thus forming ambulacra, and by a perihaemal system of canals apparently growing out from coelomic cavities.

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  • Food brought to the mouth by a subvective system of ciliated grooves, radiating from the mouth either between the plates of the theca (endothecal), or over the theca (epithecal), or along processes from the theca (exothecal: arms, pinnules, &c.), or, in part, and as a secondary development, below the theca (hypothecal).

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  • are extended over the thecal plates themselves without intermediate flooring; they are also prolonged on exothecal brachioles, which line the epithecal grooves.

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  • - Pelmatozoa in which five (by atrophy four) epithecal ciliated grooves, lying on a lancet-shaped plate (?

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  • always), radiate from a central peristome between five interradial deltoid plates, and are edged by alternating side-plates bearing brachioles, to which side-branches pass from the grooves.

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  • Grooves and peristome protected by small plates, which can open over the grooves.

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  • Food is not conveyed by a subvective system of ciliated grooves, but is taken in directly by the mouth.

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  • The radial water-vessels lie in grooves on the ventral side of flooring-plates (usually called "ambulacrals"); they and their podia are limited to the oral surface of the body and their extremities are separated from the FIG.

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  • The separation of the heavier plates of chitin by grooves of delicate cuticle results in the hinging or jointing of the body and its appendages, and the consequent flexing and extending of the jointed pieces.

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  • When the union is incomplete, the number of the parts of a compound pistil may be determined by the number of styles and stigmas; when complete, the external venation, the grooves on the surface, and the internal divisions of the ovary indicate the number.

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  • The grooves usually indicate the divisions between the carpels and correspond to the dissepiments.

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  • Sometimes the micropyle lies close to the base of the style, and then the pollentube enters it at once, but frequently it has to pass some distance into the ovary, being guided in its direction by various contrivances, as hairs, grooves, &c. In gymnosperms the pollen-grain resting on the apex of the nucellus sends out its pollen-tubes, which at once penetrate the nucellus (fig.

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  • Butschli = the Cilio showing longitudinal and transy verse grooves in which lie the Flagellata of E.

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  • 2, 9) there are eight transverse grooves each with its flagellum.

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  • Gymnodiniaceae: body naked, or with a simple cellulose or gelatinous envelope; both grooves present.

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  • 2, 9), with its metameric transverse grooves and flagella.

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  • But in the Labyrinthodonta, grooves are more or less marked along the teeth and give rise to folds of the wall which, extending inwards and ramifying, produce the complicated structure, exhibited by transverse sections, whence these batrachians derive their name; a somewhat similar complexity of structure is known in some holoptychian (dendrodont) Crossopterygian fishes.

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  • I have a large repertoire of songs ranging from Latin grooves to swing classics.

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  • Long John Codling (7a) ** Right-hand of two grooves then wall above.

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  • The grooves may be slightly ruffled with a file to aid grip.

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  • Sometimes people find records that have no scuffs that are visible, yet a careless needle scratch causes a break in the grooves.

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  • I then used a SHARP razor knife to cut " v " grooves where the grid marks were to simulate concrete sidewalk area.

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  • The best method was to use a rope sling tied through the grooves, carried by two people.

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  • Produced, composed, arranged and performed by Prince, EMANCIPATION is a veritable smorgasbord of sounds and grooves.

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  • A mixture of r'n'b, bashment beats, neo soul sound, soulful grooves with a little garage thrown in.

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  • It is pounded with an ivory or wood mallet which may be incised with cross-hatch or linear grooves to produce a subtle textured surface.

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  • No dancefloor killers, just smartly arranged mid tempo grooves.

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  • The grooves of a record are a few thousandths of an inch wide.

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  • These grooves were roughly triangular in cross section with the " peaks " forming little prismatic lenses.

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  • Look for a walking shoe that has flex grooves across the bottom.

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  • Try to avoid purchasing walking shoes that have an excessive amount of bumps and grooves on the bottoms (i.e. look for walking shoes that are for the most part flat on the bottoms).

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  • What do the grooves on the head look like?

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  • You then scrape off the old paint with a paint or wallpaper scraper, being careful to get into all of the grooves.

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  • Typically, the grooves are vertical in orientation for a paneling or striping effect.

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  • Much of the beadboard panels found today are made by tooling the vertical grooves into a sheet of wood.

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  • Water hits the barrier formed by the pine needles, preventing it from gouging grooves or channels into the earth.

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  • Later records like Physical Graffiti and In Through the Out Door saw the band dabbling in keyboards, psychedelic textures and dance grooves that borrowed from reggae and disco.

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  • For especially realistic flooring, look for laminates with beveled grooves to emulate wood planks or stone grout joints.

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  • Siding possesses grooves and texture variances which can also add to the architectural appeal of the home.

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  • Additionally, OTG motorcycle goggles incorporate grooves or spaces on the sides where the frame of your glasses can pass through without bending the frame or damaging the goggles.

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  • These aren't like semi-rimless styles that have a clear wire across the bottom that fits into the grooves along the bottoms of the lenses.

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  • They should pay special attention to the molars, as these teeth have lots of tiny grooves and crevices where food particles can hide.

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  • The points of the molars fit into the grooves of the opposite molars.

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  • The points of the molars fit into the grooves of the opposing molars.

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  • These areas include surface grooves, spaces between teeth, and the area below the gum line.

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  • A sealant is a thin plastic coating that is painted over the grooves of chewing surfaces to prevent food and plaque from being trapped there.

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  • You can attach it to the grill by sliding the ends of the bars of the flatter grill container into the grooves on the bar.

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  • Scott Kay has also designed a selection of men's engagement rings in various metals, including simple bands as well as heavily textured bands with bevels, grooves, ridges, and even basket weave and rope patterns.

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  • Because the grooves, niches, and overall texture of the ring design can trap dust, dirt, and debris easily, frequent cleanings are necessary for these elaborate designs.

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  • Titanium Bands: These bands are fashioned from durable titanium and often feature grooves, notches, and inlays for additional design appeal.

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  • Tarnish: While the patina may be desirable, silver can also tarnish heavily and the deep grooves and intricacies of a Celtic ring design can be difficult to clean.

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  • Through a series of fine grooves, curves, notches, and edges, each aquamarine becomes a unique specimen in the skilled hands of a master cutter.

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  • Flexible foot grooves, shorter speed cleats, and Air-sole comfort and even distribution of cleat pressure make this a stylish and functional Nike baseball cleat.

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  • There is a finger notch in the heel for confident lifts, a smooth spin circle and flex grooves on the sole for quick turns.

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  • After several failed attempts, Sperry used the pattern of grooves on his dog's feet to inspire his successful shoe design.

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  • He then added a leather upper to complement the herringbone pattern of grooves on the sole.

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  • The slicing of grooves in the sole of the Topsider was part of a process invented and patented in the 1920s by John Sipe.

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  • Instead of the smooth, one-dimensional shapes of regular tattooing, moko yields deep grooves filled with dark hues.

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  • They come with non-slip backing to help them adhere to the van's carpeting, and they are designed with grooves to help catch moisture and mud.

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  • Flyers should wear stunting shoes with finger grooves so that the people holding her have a better grip.

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  • This can cause grooves, itching and sometimes even headaches.

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  • They reigned in the late 1980s, and transformed British pop music, combining funky dance grooves with indie guitars.

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  • Then his face engaged in a smile that created little wrinkles around his eyes and grooves in his cheeks.

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