Pronunciation: (sō'nunt),[key] —adj. 1. sounding; having sound.
2. Phonet.voiced (opposed to surd).
—n.Phonet. 1. a speech sound that by itself makes a syllable or subordinates to itself the other sounds in the syllable; a syllabic sound (opposed to consonant).
2. a voiced sound (opposed to surd).
3. (in Indo-European) a sonorant.