noun🔗ShareAny of several sounds produced by air flowing through a constriction in the oral cavity and typically producing a sibilant, hissing, or buzzing quality; a fricative consonant."The teacher explained that the sounds /f/, /v/, /s/, and /z/ are all fricatives because they are made by forcing air through a narrow channel in the mouth, creating a hissing sound. "phoneticslanguagelinguisticssoundChat with AIVocabulary GamePractice Reading