| Acronym | Meaning |
| CIOS | Complex Infinite Order Sudden (approxn. In Quantum Calcns.) |
| JSGA | Japanese Spaceguard Association |
| LDD | Lightly Doped Drain |
| LSD-GX-CSEP | LSD-GX-with Correction Of Statistical Exchange Potential |
| IAE | Immunoaffinity Extraction |
| MR-MP | Multireference Moeller-Plesset (perturbation Theory) |
| NCS | Notification Of Compliance Status |
| RADW | Rotationally-adiabatic Distorted-wave |
| VCI | Valence Configuration Interaction (wave Function) |
| IMD | Intermetal Dielectric |