Relating to the Caucasus, mountain range between the Black Sea and the Caspian
......representing the boundary between Europe and Asia.
belong to one of the light or white skinned races of mankind, inhabiting Europe, N Africa and W and Central Asia,
......although loosly thought of as white-skinned only
denoting a family of 38 languages spoken in the area of the Caucasus mountains,
..... which do not belong to Indo- European, Semitic or Ural-Altaic groups.