| Acronym | Meaning |
| INSAR | Interferometric Synthetic Aperture Radar |
| ID | Idaho (postal Symbol) -Identity -Indonesia (FIPS 10-4 Country Code; ISO 3166 Digram) -Infantry Division - Intelligent Design |
| RB | Running Back (football) |
| PPP | Point-to-Point Protocol - Purchasing Power Parity |
| BAA | British Airport Authority |
| WBE | Work Breakdown Element |
| ADHD | Attention-Deficit Hyperactivity Disorder |
| SNTA | Syndicat National Pour L'?tude Des Transports A?riens (French For Aerial Transport Study National Syndicate |
| MISREP | Mission Report |
| HRK | [[Croatian Kuna (ISO 4217 Currency Code) |