Welting (a.k.a. piping) - A thin fabric cord that outlines a sewn edge.
Many outdoor cushions also have welting around the edges that give them a nice, tailored look.
That means there is no border or welting, rather just a straight seam.
A food allergy has been identified if the child's skin reacts by welting or becoming red.
The word usage examples above have been gathered from various sources to reflect current and historial usage. They do not represent the opinions of YourDictionary.com.