| Acronym | Meaning |
| AOC | Assimilable Organic Carbon |
| MSAPC | Mobile Source Air Pollution Control |
| SPINDO | Spectroscopic Potentials Adjusted Intermediate Neglect Of Differential Overlap |
| ENC | Effective Nuclear Charge (model For Mol. Property Calcns.) |
| PVAC | Poly(vinyl Acetate) |
| PNO-CE | Pseudonatural Orbital-configuration Expansion |
| LMIS | Liquid Metal Ion Source |
| CPV | Cytoplasmic Polyhedrosis Virus |
| AJM | Abrasive Jet Machining |
| DBL | Diffusive Boundary Layer |