| Acronym | Meaning |
| NDO | Ndonga Language (ISO 639-2 Code) |
| XPT | Platinum Troy Ounce (ISO 4217 Currency Code) |
| JA | Japan (FIPS 10-4 Country Code) |
| KZ | Kazakhstan (FIPS 10-4 Country Code; ISO 3166 Digram) |
| TRA | Technology Readiness Assessment |
| M | Mega - One Thousand (in Roman Numerals) |
| PLI | Position Location Information - Private Lands Initiative - Professional Liability Insurance |
| EF | Entry Foyer |
| OBX | Outer Banks (North Carolina) |
| XAF | BEAC (Banque Des ?tats De L'Afrique Centrale) Central Africa CFA (Coop?ration Financi?re En Afrique Centrale) Franc (ISO 4217 Currency Code) |