Caucasus

n.	1.	(Geog.) a large region between the Black and Caspian seas.
	2.	(Geog.) the mountain range located between the Black and Caspian seas.

Noun	1.	Caucasus - the mountain range in Caucasia between the Black Sea and the Caspian Sea that forms part of the traditional border between Europe and Asia Synonyms: Caucasus Mountains
	2.	Caucasus - a large region between the Black and Caspian seas; oil is its major resource Synonyms: Caucasia

Caucasus Mountains, chain, chain of mountains, mountain chain, mountain range, range, range of mountains