LASCIVIOUS Meaning of LASCIVIOUS in English [ lə'sɪvɪəs ]■ adjective feeling or revealing an overt sexual desire.Derivatives~ly adverb~ness noun OriginME: from late L. lasciviosus , from L. lascivia 'lustfulness'. Concise Oxford English vocab. Сжатый оксфордский словарь английского языка. 2004