# Union of Soviet Socialist Republics

> English word · Proper noun

## Definitions
1. A former transcontinental country in Europe and Asia (1922–1991), now split into Russia and 14 other countries; short form Soviet Union; abbreviation USSR.

## Etymology
Calque of Russian Сою́з Сове́тских Социалисти́ческих Респу́блик (Sojúz Sovétskix Socialistíčeskix Respúblik).

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/union-of-soviet-socialist-republics