From Longman Dictionary of Contemporary Englishfricativefric‧a‧tive /ˈfrɪkətɪv/ noun [countable] technical SLa sound, such as /f/ or /z/, made by forcing your breath through a narrow opening between your lips and teeth, or your tongue and teeth
Examples from the Corpus
fricative• Loss of the velar fricative is a change that was finally adopted in near-standard vernaculars and formal styles.• D voiceless fricative or any voiced consonant not immediately followed by a voiceless segment.Origin fricative (1800-1900) Modern Latin fricativus, from Latin fricare; → FRICTION 