| Acronym | Meaning |
 | OR | Operating Room (surgery) - Operational/Operations Research -Oregon (postal Symbol) |
| US | United States (alsoISO 3166 And FIPS 10-4 Country Code Digram) |
| IEW | Intelligence And Electronic Warfare |
| DEFCON | Defence Readiness Condition |
| NCES | U.S. National Center For Education Statistics - Net-Centric Enterprise Services |
| PYG | Paraguayan Guarani (ISO 4217 Currency Code) |
| BCE | Banque Centrale Europ?enne - Battlefield Co-ordination Element - Before Common Era - British Columbia Electric Railway |
| MF | Mayotte (FIPS 10-4 Territory Code) - Megafarad |
| PLP | Platonic Life Partner |
| BRA | Brazil (ISO 3166 Trigram) |
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