| Acronym | Meaning |
| MDA | Main Defensive Action/Area -Moldova (ISO 3166 Trigram) - Muscular Dystrophy Association |
| IGY | International Geophysical Year |
| ADHD | Attention-Deficit Hyperactivity Disorder |
| NFLD | Newfoundland |
| PARC | Palo Alto Research Center |
| JOPES | Joint Operations Planning And Execution System |
| CLOS | Command To Line-Of-Sight (missile Control System) |
| SOP | Standing/Standard Operating Procedure |
| OAS | Organization Of American States |
| OPEC | Organization Of Petroleum Exporting Countries |