| Acronym | Meaning |
| MEC | Maine Central Railroad (AAR Reporting Mark) - Manta |
| A/C | Air Conditioned/Conditioning - Aircraft |
| CKND | Codename: Kids Next Door |
| TE | Tellurium |
| DZO | Dzongkha Language (ISO 639-2 Code) |
| GN | Giganewton - Guinea (ISO 3166 Digram) |
| ELP | Emerson Lake And Palmer |
| MOID | Minimum Orbital Intersection Distance |
| UDTS | Uppsala-DLR Trojan Survey |
| GM | Gigametre |