EPIZOIC Meaning of EPIZOIC in English [ ˌɛpɪ'zəʊɪk ]■ adjective Biology living non-parasitically on the exterior of a living animal.Derivativesepizoite ɛpɪ'zəʊʌɪt noun OriginC19: from epi- + Gk zōion 'animal' + -ic . Concise Oxford English vocab. Сжатый оксфордский словарь английского языка. 2004