# SSSR

> English word · Proper noun

## Definitions
1. Alternative spelling of USSR: Abbreviation of Soviet Union

## Etymology
Unadapted borrowing from Russian СССР (SSSR). From Russian Союз Советских Социалистических Республик (Sojuz Sovetskix Socialističeskix Respublik, “Union of Soviet Socialist Republics”)

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