| Acronym | Meaning |
| ROK | Republic Of Korea |
| MARC | MAchine Readable Cataloging (often Also Defined As MAchine Readable Code) |
| NRDC | (U.S.) Natural Resources Defense Council |
| SOLIS | Synoptic Optical Long-term Investigations Of The Sun |
| LGS | Landsat Ground Station |
| SIF | Selective Identification Feature |
| HCI | Human-Computer Interaction/Interface |
| VEB | Venezuelan BolĀvar (ISO 4217 Currency Code) |
| MA | Megaannum |
| PAYD | Pay As You Drive |