| Acronym | Meaning |
| PIF | Partners In Flight |
| NM | Nanometre |
| SOS | Somali Shilling (ISO 4217 Currency Code) |
| UNSM | Union Of Nova Scotian Municipalities |
| AMH | Amharic Language (ISO 639-2 Code) |
| ES | Spanish Language (ISO 639-1 Code) |
| DDR&E | (U.S.) Director Of Defense Research And Engineering (1958?1978) |
| MASAS | Monte Agliale Supernovae And Asteroid Survey |
| MY | Malaysia (FIPS 10-4 Country Code; ISO 3166 Digram) |
| MHRA | (UK) Medicines And Healthcare Products Regulatory Agency |