OCEANIAN Meaning of OCEANIAN in English [ ˌəʊsɪ'α:nɪən , -ʃɪ- ]■ adjective relating to Oceania, the islands of the Pacific Ocean and adjacent seas. ■ noun a native or inhabitant of Oceania; a Polynesian. Concise Oxford English vocab. Сжатый оксфордский словарь английского языка. 2004