1.  caucasian(n = noun.person) white, white person - a member of the Caucasoid race;
is a kind of individual, mortal, person, somebody, someone, soul
is a member of caucasian race, caucasoid race, white people, white race
has particulars: aryan, circassian, paleface, semite, cassite, kassite, elamite, white man, white woman, poor white trash, white trash, honkey, honkie, honky, whitey, wasp, white anglo-saxon protestant
Derived form adjective caucasian₂

2.  caucasian(n = noun.communication) caucasian language - a number of languages spoken in the Caucasus that are unrelated to languages spoken elsewhere;
is a kind of natural language, tongue
has particulars: chechen, circassian, georgian, ubykh

1.  caucasian(a = adj.pert) caucasic - of or relating to the geographical region of Caucasia; "Caucasian languages"
Derived form noun caucasia₁

2.  caucasian(s = adj.all) caucasoid - of or relating to Caucasian people;
Derived form noun caucasian₁

1.  Of or pertaining to the Caucasus, a mountainous region between the Black and Caspian seas. [1913 Webster]

2.  Of or pertaining to the white races of mankind, of whom the people about Mount Caucasus were formerly taken as the type. [1913 Webster]

1.  A native or inhabitant of the Caucasus, esp. a Circassian or Georgian. [1913 Webster]

2.  A member of any of the white races of mankind. [1913 Webster]

caucasian, adj. & n.
--adj.
1 of or relating to the White or light-skinned division of mankind.
2 of or relating to the Caucasus.
--n. a Caucasian person.

Etymology:
Caucasus, mountains in the USSR, its supposed place of origin

caucasian language, caucasian race, caucasian walnut