| Acronym | Meaning |
| IEV | Independent Event (model In Ion-atom Collisions) |
| NETI | National Enforcement Training Institute |
| STP | Similarity Transformation (based) Perturbation (theory) |
| CSD | Charge State Distribution |
| OGE | Optogalvanic Effect |
| MX | 3-chloro-4-(dichloromethyl)-5-hydroxy-2(5H)-furanone |
| RFID | Radio-frequency Identification |
| GMC | Giant Molecular Cloud |
| QSO | Quasistellar Objects |
| CVP | Colloidal Vibration Potential |