CAUCASIAN Meaning of CAUCASIAN in English Cau ‧ ca ‧ sian /kɔːˈkeɪziən $ kɒːˈkeɪʒ ə n/ BrE AmE noun [countable] a member of the race of people with white or pale skin —Caucasian adjective Longman Dictionary of Contemporary English. Longman - Словарь современного английского языка. 2012