| Acronym | Meaning |
| ISBN | International Standard Book Number (ISO 2108) |
| SAR | Saudi Riyal (ISO 4217 Currency Code) -Search And Rescue - Special Administrative Region - Synthetic Aperture Radar |
| EUR | Euro (ISO 4217 Currency Code) |
| ARTCC | Air Route Traffic Control Center |
| PEET | Partnerships For Enhancing Expertise In Taxonomy |
| MDV | Maldives (ISO 3166 Trigram) |
| JFET | Junction Field-Effect Transistor (jay-fett) |
| BLZ | Belize (ISO 3166 Trigram) |
| LIGO | Laser Interferometer Gravitational Wave Observatory |
| PIREPS | Pilot Reports |