LASCIVIOUS Meaning of LASCIVIOUS in English adj.1 lustful. 2 inciting to or evoking lust. Derivatives: lasciviously adv. lasciviousness n. Etymology: ME f. LL lasciviosus f. L lascivia lustfulness f. lascivus sportive, wanton Oxford English vocab. Оксфордский английский словарь. 2012