FORMANT Meaning of FORMANT in English [ 'fɔ:m(ə)nt ]■ noun Phonetics any of the three characteristic pitch constituents of a vowel.Originearly 20th cent.: Ger., from L. ~- , formare 'form'. Concise Oxford English vocab. Сжатый оксфордский словарь английского языка. 2004