| Acronym | Meaning |
 | SAT | Formerly Scholastic Aptitude Test And Scholastic Assessment Test; Now Known Solely By The Initials - Small Arms Trainer |
| OCO | Oort Cloud Object |
| INAS | International Near-Earth Asteroid Survey |
| AVI | Audio Video Icon |
| KK | Kilokelvin |
| HAW | Heavy Antitank Weapon |
| RAM | Random Access Memory - Rolling Airframe Missile - Royal Air Maroc |
| XI | Eleven (in Roman Numerals) |
| RCC | Rescue Co-ordination Centre |
| EPGS | EOS Polar Ground Sites |
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