TRICLINIC Meaning of TRICLINIC in English [ trʌɪ'klɪnɪk ]■ adjective denoting a crystal system with three unequal oblique axes.OriginC19: from Gk tri- + -clinic , on the pattern of monoclinic . Concise Oxford English vocab. Сжатый оксфордский словарь английского языка. 2004