a feature of the sound
system of a language
that serves as the crucial distinguishing mark between two phonemes, as the distinctive feature of voicing, which
in English, or nasality, which distinguishes m
any of a set
of phonetic properties, as coronal, nasal, or strident, serving as a basic unit of phonological analysis by which the sounds that are significant in a language can be characterized and distinguished from one another.
a component or phonetic feature characterizing a phoneme.