| Acronym | Meaning |
| LITA | Laser-induced Thermal Acoustics |
| TROLL | Transmitter And Receiver Of Laser Light |
| WCA | Weeks-Chandler-Andersen (theory In Liq.-structure Calcns.) |
| HAO | Hybrid Atomic Orbital |
| ISDN | Isosorbide Dinitrate |
| CETTP | Complex Effluent Toxicity Testing Program (US EPA) |
| ICD | Implantable Cardioverter Defibrillator |
| GVB-CI | Generalized Valence Bond-configuration Interaction (wave Function) |
| MERD | Mine Emergency Responsiveness Development |
| CBC | Complete Blood Count |