(n): a member of the Caucasoid race
(n): a mostly Sunni Muslim community living in northwestern Caucasia
(n): a group of people living in a particular local area
(n): a northern Caucasian language spoken by the Circassian
(n): a number of languages spoken in the Caucasus that are unrelated to languages spoken elsewhere
"... the Vizier looked so very worn (he had three wives, and an applicant for high office had recently sent him a Circassian concubine)..."
--P. O'Brian, The Hundred Days, 183