| Acronym | Meaning |
| CPF | Cancer Potency Factor |
| PINN | Proposed International Nonproprietary Names (for Drugs) |
| RFP | Reasonable Further Progress |
| HMG | High Mobility Group |
| RMR | Resting Metabolic Rate |
| HVIO | High Volume Industrial Organic |
| CSHO | Compliance Safety & Health Officer |
| CSE | Cigarette Smoke Extract |
| EDWA | Exponential Distorted-wave Approxn. (atom-ion Electron-exchange Calcns.) |
| FLO | Face Localized Orbital |