Definitions for "Labial"
Furnished with lips; as, a labial organ pipe.
Articulated, as a consonant, mainly by the lips, as b, p, m, w.
Modified, as a vowel, by contraction of the lip opening, as oo (food), o (old), etc., and as eu and u in French, and ö, ü in German. See Guide to Pronunciation, §§ 11, 178.
Keywords:  reptile, border, fish, scales, mouth
One of the scales which border the mouth of a fish or reptile.