- produced with the lips close together or touching: the lips touch at one phase of the production of the bilabial consonants p, b, and m; they do not for the bilabial w.
- a bilabial speech sound.
Origin of bilabial
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
- of, relating to, or denoting a speech sound articulated using both lips( p ) is a bilabial stop, ( w ) a bilabial semivowel
- a bilabial speech sound
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Word Origin and History for bilabial
Online Etymology Dictionary, © 2010 Douglas Harper