2. (Mus.)
Defn: Furnished with lips; as, a labial organ pipe.
3. (Phonetics) (a) Articulated, as a consonant, mainly by the lips, as b, p, m, w. (b) 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,
4. (Zoöl.)
Defn: Of or pertaining to the labium; as, the labial palpi of insects. See Labium.
LABIAL
La"bi*al, n.
1. (Phonetics)
Defn: A letter or character representing an articulation or sound formed or uttered chiefly with the lips, as b, p, w.
2. (Mus.)
Defn: An organ pipe that is furnished with lips; a flue pipe.