| Acronym | Meaning |
| PEEK | PolyEtherEtherKetone |
| ICO | Intermediate Circular Orbit |
| MC&G | Mapping |
| IR | Infrared - Intelligence Requirement (military) -Iran (FIPS 10-4 Country Code; ISO 3166 Digram) - Iran Air (IATA Alpha Code) See Entry For More |
| BODMAS | Brackets |
| LTZ | Luxembourgish Language (ISO 639-2 Code) |
| PSA | Paralysis Society Of America - Pharmaceutical Society Of Australia - Pressure-Sensitive Adhesive - Production Services Association - Prostate Specific Antigen - Public Service Announcement - Public Service Association |
| CVR | Cockpit Voice Recorder - Combat Vehicle Reconnaissance |
| KES | Kenyan Shilling (ISO 4217 Currency Code) |
| BCC | Blind Carbon Copy |