Entry 2 senses · 2 variants Webster, 1913 acarine /(ăk"ȧ*rĭn)/ · ac·a·rine · IPA /ˈækəɹaɪn/ a. n. 01 a. Of or caused by acari (acarids, or mites); as, acarine diseases. 1. Of or caused by acari (acarids, or mites); as, acarine diseases.(Med.) 02 n. A member of the order Acarina. 1. A member of the order Acarina.(Med.)