ECTOPARASITE Meaning of ECTOPARASITE in English [ ˌɛktəʊ'parəsʌɪt ]■ noun Biology a parasite, such as a flea, that lives on the outside of its host. Compare with endoparasite .Derivativesectoparasitic adjective Concise Oxford English vocab. Сжатый оксфордский словарь английского языка. 2004