| Acronym | Meaning |
| DHA | DocosaHexaenoic Acid |
| ATAPI | Advanced Technology Attachment Packet Interface |
| MKO | Mojahedin-e-Khalq Organization (Arabic People's Mujahedin Of Iran) |
| RSN | Real Soon Now (coined By Author Jerry Pournelle) |
| GISS | General Impression Of Size And Shape - Goddard Institute For Space Studies |
| IFR | Instrument Flight Rules |
| IDA | U.S. Institute For Defense Analyses - International Development Association (part Of The World Bank |
| BFA | Burkina Faso (ISO 3166 Trigram) |
| BES | Budget Estimate Submission |
| ACCAC | Awdurdod Cymwysterau |