(of speech sounds) not forming or capable of forming the nucleus of a syllable "initial 'l' in 'little' is nonsyllabic"
not forming a syllable or the nucleus of a syllable
consisting of a consonant sound accompanied in the same syllable by a vowel sound or consisting of a vowel sound dominated by other vowel sounds in a syllable (as the second vowel in a falling diphthong) "the nonsyllabic `n' in `botany' when it is pronounced `botny'" "the nonsyllabic `i' in `oi'" - unsyllabic