| Acronym | Meaning |
| LINEAR | Lincoln Near-Earth Asteroid Research |
| LYD | Libyan Dinar (ISO 4217 Currency Code) |
| SCJD | Sporadic Creutzfeldt-Jakob Disease |
| WIA | Wounded In Action |
| DCI | Detection |
| PSA | Paralysis Society Of America - Pharmaceutical Society Of Australia - Pressure-Sensitive Adhesive - Production Services Association - Prostate Specific Antigen - Public Service Announcement - Public Service Association |
| USNI | United States Naval Institute |
| ABB | ASEA Brown Boveri (Swiss-Swedish Multinational Company) |
| MEX | Mexico (ISO 3166 Trigram) |
| LNER | London And North Eastern Railway |