The rationale behind designer inspired handbags is relatively simple: you can't afford otherwise.
Most vegetarians follow an environmentally conscious lifestyle, regardless of whether they chose to give up meat for ecological reasons or other rationale.
The rationale behind the Sugar Busters diet plan is that people are getting way too much refined sugar in the form of sweeteners and refined carbohydrates like white bread and baked goods.
It is the mode, or rationale, of all progress from the lower to the highest unity or identification.
Matters of warrants and probable cause escaped his wife's rationale, replaced by her conscience, which stood firmly in charge.
The same process was used for centuries after Pliny, but its rationale was not understood.
We learn little from Locke as to the rationale of the probabilities on which man thus depends when he deals with the past, Te the distant or the future.
In several points Avicenna endeavoured to give a rationale of theological dogmas, particularly of prophetic rule, of miracles, divine providence and immortality.
This year also he found a congenial occupation in editing Bentham's Rationale of Judicial Evidence.
Yet his rationale of the tides in De Motibus Stellae is not only memorable as an astonishing forecast of the principle of reciprocal attraction in the proportion of mass, but for its bold extension to the earth of the lunar sphere of influence.