| Acronym | Meaning |
| NRAO | National Radio Astronomy Observatory |
| AOI | Angle Of IncidenceArab Organization For Industrialization |
| IMBD | International Migratory Bird Day |
| FLET | Forward Line Of Enemy Troops |
| MC | Millicoulomb |
| PAROS | Prevention Of An Arms Race In Outer Space (treaty) |
| MOPP | Mission-Oriented Protective Posture |
| OSIA | (U.S.) On-Site Inspection Agency |
| J2ME | Java 2 Platform |
| BOI | Balance Of Investment - Basis Of Issue |