List of Acronyms and Initialisms: R - RS

RS

• RS – (s) Russia (FIPS 10-4 country code)
• R&S – (i) Reconnaissance & Surveillance
• R/S – (i) Respectfully Submitted
• RSA
  • (i) Regimental Support Area
  • Republic of South Africa
  • Rivest-Shamir-Adleman encryption
  • (s) South Africa (IOC and FIFA trigram, but not ISO 3166)
• RSD
  • (i) Reflex Sympathetic Dystrophy
  • (s) Serbian dinar (ISO 4217 currency code)
• RSEQ – (i) Réseau du sport étudiant du Québec (French, "Quebec Student Sports Network")
• RSI – (i) Repetitive Strain Injury
• RSJ – (i) Rolled Steel Joist (construction)
• RSN – (i) Real Soon Now (coined by author Jerry Pournelle)
• RSPB – (i) (UK) Royal Society for the Protection of Birds
• RSPCA – (i) Royal Society for the Prevention of Cruelty to Animals
• RSR – (i) Required Supply Rate
• RSRE – (i) UK Royal Signals and Radar Establishment (1976–1991)
• RSS – (i) Really Simple Syndication
• RSTA – (i) Reconnaissance, Surveillance, and Target Acquisition
• RSVP – (i) répondez s'il vous plaît (French for "please reply")