COPULATE Meaning of COPULATE in English [ 'kɒpjʊleɪt ]■ verb have sexual intercourse.Derivativescopulation nouncopulatory adjective OriginME: from L. copulat- , copulare 'fasten together', from copula (see copula ). Concise Oxford English vocab. Сжатый оксфордский словарь английского языка. 2004