| Acronym | Meaning |
| SRSP | Science And Religion In Schools Project |
| YJ | Yoctojoule |
| RNPS | Radio Network Planning System |
| AFYA | Anything To Fool Young Andy. Acronym That's Real Meaning Is Hidden. |
| BATTERS | Bisei Asteroid Tracking Telescope For Rapid Survey |
| CJCS | Chairman |
| SIAM | Society For Industrial And Applied Mathematics |
| AAAV | Advanced Amphibious Assault Vehicle |
| MAH | Marshallese Language (ISO 639-2 Code) |
| IJN | Imperial Japanese Navy (World War II) |