USSR

American

Or U.S.S.R.

abbreviation

Union of Soviet Socialist Republics.

USSR British

abbreviation

Union of Soviet Socialist Republics

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

USSR Cultural

Abbreviation for Union of Soviet Socialist Republics, the official name of the former Soviet Union.

Example Sentences

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See Examples For:

USSR

World War II claimed an estimated 27 million lives across the USSR.

From Barron's ● May 9, 2026

More than 800 calls came in from the whole of the USSR, and 15 of them made it to broadcast.

From BBC ● Mar. 27, 2026

When he returned, he was confused to see the group toasting the fraternal comradeship of the Third Reich and the USSR.

From Salon ● Feb. 7, 2026

Then, in 1960, photos taken above the USSR, first by U-2 spy planes and then by Discoverer spy satellites, revealed a different story.

From Slate ● Feb. 3, 2026

And so, beginning in 1932, military training was built into the secondary education curriculum in the USSR.

From "A Thousand Sisters" by Elizabeth Wein

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023