noun 1.a voiced
sound that is less
sonorous than a vowel but more
sonorous than a stop or fricative and that may occur as either a sonant or a consonant, as (l, r, m, n, y, w).
2.a speech sound characterized by relatively free air passage through some channel, as a vowel, semivowel, liquid, or nasal. Compare
obstruent.
adjective 3.of, pertaining to, or having the properties of a sonorant.
Origin: <
Latin sonōr- (stem of
sonor) sound, noise +
-ant; see
sonorous Related forms non·so·no·rant, adjective, noun