| Acronym | Meaning |
| JA | Japanese Language (ISO 639-1 Code) |
| ROV | Remotely Operated Vehicle |
| MASER | Microwave Amplification By Stimulated Emission Of Radiation |
| YF | Yoctofarad |
| TUN | Tunisia (ISO 3166 Trigram) |
| LCE | Leaving Certificate Examination - Load Carrying Equipment - London Commodity Exchange |
| WV | West Virginia (postal Symbol) |
| AHPCRC | Army High Performance Computing Research Center |
| XBA | European Composite Unit (EURCO; Bonds Market Unit) (ISO 4217 Currency Code) |
| TRL | Technology Readiness Level |