| Acronym | Meaning |
| TBW | Total Body Weight |
| CSOV | Constrained Space Orbital Variation |
| ASLE | American Society Of Lubrication Engineers (USA |
| CAM | Crassulacean Acid Metabolism (photosynthetic Pathway) |
| FIM | Forced Impulse Method (in Atom Ion-impact Ionization) |
| DQ | Drawing Quality |
| HWAC | Hazardous Waste Action Coalition |
| CISDT | CI With Single And Double And Triple Excitations |
| QSI | Quantum Statistical Interference |
| LDPO | Linearly Driven Parametric Oscillator (model In Energy Transfer Calcns. In Mol. Collisions) |