| Acronym | Meaning |
| ELM | Edge-Localised Mode (plasma Physics) |
| JCDB | Joint Common Data Base |
| GRAS | Generally Regarded As Safe (FDA List) |
| USNG | United States National Grid |
| NORAD | North American Aerospace Defense Command |
| COPE | U.K. Committee On Publication Ethics |
| WIPO | World Intellectual Property Organization |
| GCS | Global Coordinate System |
| AR | Argon |
| BI | Bislami Language (ISO 639-1 Code) |