| Acronym | Meaning |
| ATLAS | Atmospheric Laboratory For Applications And Science |
| ERCS | Emergency Response Cleanup Services |
| EAPFS | Extended Appearance-potential Fine-structure Spectroscopy |
| IMF | Interplanetary Magnetic Field |
| PAE | Postantibiotic Effect |
| RGS | Regulator Of G-protein Signaling |
| XSW | X-ray Standing Wave |
| BNFL | British Nuclear Fuels Laboratory |
| UNIRAM | Software For Reliability |
| CNDO/SW | Complete Neglect Of Differential Overlap / Sichel-Whitehead |