what is a caucasian
Definition of CAUCASIAN. 1. : of or relating to the Caucasus or its inhabitants.2. : of, constituting, or characteristic of a race of humankind native to Europe, North Africa, and southwest Asia and classified according to physical features âused especially in referring to persons of European descent having usually light skin pigmentation.â Caucasian noun.edical Definition of CAUCASIAN. 1. : of or relating to the white race of humankind as classified according to physical features. 2. : of or relating to the white race as defined by law specifically as composed of persons of European, North African, or southwest Asian ancestry. â Caucasian noun.