| Acronym | Meaning |
| RATM | Renormalized Average T-matrix (for D.-of-states Calcns.) |
| STP | Sewage Treatment Plant |
| NAMF | Non-asbestos Mineral Fibers |
| CNDO/SWW | Complete Neglect Of Differential Overlap/ Sichel-Whitehead-Wratten Parametrization |
| SORI-CID | Sustained Off-resonance Irradn. Collision-induced Dissocn. |
| IPP | Isotactic Polypropylene |
| CPE | Coulomb Wave-plane Wave (description With) Effective Screening |
| WAMMAS | Waste Minimization Management Advisory System |
| DOCA | Deoxycorticosterone Acetate |
| OSCCM | Open-shell Coupled-cluster Method (in Electronic Property Calcn.) |