| Acronym | Meaning |
| HY | Armenian Language (ISO 639-1 Code) |
| J2SE | Java 2 Platform |
| BU | Bulgaria (FIPS 10-4 Country Code) - Burma (ISO 3166 Digram; Obsolete Since 1989) |
| CEI | Competitive Enterprise Institute |
| NAAWS | NATO Anti-Air Warfare System |
| AIDS | Acquired Immune Deficiency Syndrome |
| OODA | Observation |
| NAA | N-Acetylaspartate |
| OO | Object Oriented - Over & Out |
| PLAID | Precision Location And Identification |