1. A region and former kingdom of western Asia that included present-day Armenia and parts of northeast Turkey and northwest Iran. Established c. 600 BC, it was probably the first state to adopt Christianity as a national religion (c. AD 303). In the fourth and fifth centuries Armenia was subsumed by the Roman and Persian empires.

2. A country of western Asia east of Turkey and north of Iran. Acquired by Russia from Persia in 1828, it became a Soviet republic in 1920 and was a part of the USSR from 1922 to 1991. Yerevan is the capital.

3. A city of west-central Colombia west of Bogotá. It is an industrial center and transportation hub.