| Acronym | Meaning |
 | RSA | Regimental Support Area - Republic Of South Africa -Rivest-Shamir-Adleman Encryption |
| ISEN | Internet Search Environment Number |
| ABM | Anti-Ballistic Missile - Asynchronous Balanced Mode - Automated Banking Machine |
| SYR | Syria (ISO 3166 Trigram) |
| MO | Moldovan Language (ISO 639-1 Code) |
| TALES | Technical Advice And Lexicon For Enabling Simulation |
| CN | Canadian National (railway) -China (ISO 3166 Digram) - Comoros (FIPS 10-4 Country Code) |
| IUCN | International Union For The Conservation Of Nature And Natural Resources (World Conservation Union) |
| IOC | Initial Operational Capability - Intergovernmental Oceanic Commission - International Olympic Committee - International Ornithological Congress |
| FPS | Frames Per Second (motion Pictures |
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