Pronunciation: (ling'gwul), [key]
1. of or pertaining to the tongue or some tonguelike part.
2. pertaining to languages.
3. Phonet.articulated with the aid of the tongue, esp. the tip of the tongue, as d, n, s, or r.
Phonet.a lingual sound.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.