EXTRORSE Meaning of EXTRORSE in English [ ɛks'trɔ:s ]■ adjective Botany & Zoology turned outwards. The opposite of introrse .OriginC19: from late L. extrorsus 'outwards' (adverb). Concise Oxford English vocab. Сжатый оксфордский словарь английского языка. 2004