| Acronym | Meaning |
| PRT | Portugal (ISO 3166 Trigram) -Provincial Reconstruction Team |
| MO | Molybdenum |
| HRM | His (or Her) Royal Majesty |
| GWAS | Grand Western Archery Society |
| PTUI | Plain-Text User Interface (pa-too-ey) (cf CLI) |
| IHH | Idiopathic Hypogonadotropic Hypogonadism |
| EDC | DAAC -EROS Data Center Distributed Active Archive Center |
| UKR | Ukrainian Language (ISO 639-2 Code) |
| MTU | Tankovei Mostoukladchik (Russian ???????? ????????????? |
| MA | Milliampere |