# SFSR

> English word · Noun

## Definitions
1. Initialism of Soviet federated socialist republic or socialist federated Soviet republic.
2. Initialism of Soviet federated socialist republic or socialist federated Soviet republic.
3. Initialism of Soviet federated socialist republic or socialist federated Soviet republic.
4. Initialism of Santa Fe Southern Railway, a short line railroad in New Mexico, United States.
5. Initialism of San Francisco Syncope Rule, a clinical prediction rule for syncopal episodes.
6. Initialism of sorry for slow reply, in online communication.

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