| Acronym | Meaning |
| ACC | American College Of Cardiology |
| OC | Oxygen Consumed |
| CCSEM | Computer-controlled Scanning Electron Microscopy |
| SOMBT | Second-order Many-body Theory |
| PVS | Performance Verification Sample |
| LD | Lethal Dose |
| VNS | Vicarious Nucleophilic Substitution |
| PIRANHA | Pesticide And Industrial Chemical Risk Analysis And Hazard Assessment |
| AACG | American Association For Crystal Growth |
| LOC | Level Of Concern |