(historical) A nation in Eurasia that existed from December 30, 1922 to December 26, 1991.

The Bolshevik state of Ukraine (1919–91), a constituent republic of the Soviet Union (1922–91).

The Yugoslav state that existed from 1943 until 1992 (abbreviation SFRY).

(historical, Soviet Union) a type of administrative unit created for certain nations, which had a status lower than the union republics of the Soviet Union, but higher than the autonomous oblasts and the autonomous okrugs

Synonym of Armenian SSR

The name for the Republic of Kyrgyzstan while a member of the Union of Soviet Socialist Republics (1924-1991).

The state of Latvia when it was a member republic of the Union of Soviet Socialist Republics.

(historical) The official name of the state of Tajikistan when it was a member republic of the Union of Soviet Socialist Republics.

The state of Kazakhstan when it was a member republic of the Union of Soviet Socialist Republics.

The name of the state of Lithuania when it was a member republic of the Union of Soviet Socialist Republics.