| Acronym | Meaning |
| XV | Fifteen (in Roman Numerals) |
| GDR | General Distribution Release (Microsoft Term For A Software Service Release; Between Hotfix And Service Pack) |
| SARP | Search And Rescue Processor |
| NAVFE | U.S. Naval Forces |
| USNH | United States Naval Hospital |
| EDT | Eastern Daylight Saving Time (UTC-4 Hours) |
| DHHS | (U.S.) Department Of Health And Human Services |
| IMU | International Mathematical Union |
| NAA | N-Acetylaspartate |
| SM | Samarium |