| Acronym | Meaning |
 | PP | Papua New Guinea (FIPS 10-4 Country Code) -Passage Point - Per Procurationem (Latin |
| WAD | Weapons Alert Designator |
| ACTD | Advanced Concept Technology Demonstration |
| RF | Rutherfordium |
| OJ | Anishinaabe Language (Ojibwa) (ISO 639-1 Code) |
| COSCOM | Corps Support Command (military) |
| SIMNET | SIMulator NETwork |
| OCO | Oort Cloud Object |
| VLBA | Very Long Baseline Array |
| DBS | Direct Broadcast Services (television) |
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