Definition of khitan:
(n) :
A member of the Mongolic people who ruled Manchuria, then northern China as the Liao, then Central Asia as the Qara Khitais, from the 9th to 13th century C.E.
(n) :
The Khitan Empire; the state or land of the Khitan people.
(n) :
The extinct Para-Mongolic language spoken by the Khitan people.
(adj) :
(historical) Of or pertaining to the Khitan people, language or scripts.