| Acronym | Meaning |
| HMP | Her Majesty's Prison |
| CH | Chamorro Language (ISO 639-1 Code) |
| LI | Lithium |
| G3 | Many |
| NAEC | U.S. Naval Air Engineering Center |
| APS | American Physical Society - Antiphospholipid Antibody Syndrome |
| TACP | Tactical Air Control Party - Technology Applications Certification Program |
| PTL | Patrol -Primary Target Line |
| SNG | Satellite News Gathering (television) |
| ARPA | Advanced Research Projects Agency |