OMNIFARIOUS Meaning of OMNIFARIOUS in English [ ˌɒmnɪ'fɛ:rɪəs ]■ adjective formal comprising or relating to all sorts or varieties.OriginC17: from late L. omnifarius + -ous ; cf. multifarious . Concise Oxford English vocab. Сжатый оксфордский словарь английского языка. 2004