| Acronym | Meaning |
| RCP | Reciprocal Calcn. Procedure [of ACGIH] |
| NHOMO | Next Highest Occupied Molecular Orbital |
| MRF | Myogenic Regulatory Factor |
| APT | Accelerator Production Of Tritium |
| PRENFLO | PRessurized ENtrained FLOw (process) [combustion And Gasification] |
| HFEGE | Hara Free-electron-gas Exchange (potential) |
| MZPFGE | Multiple-zone Pulsed-field Gel Electrophoresis |
| BOFT | Bearing Oil Film Thickness |
| COI | Constituents Of Interest |
| PI | Plugging Index |