| Acronym | Meaning |
| IVAP | Intimate Valence Alternation Pairs (bonding Model In Electronic Structure Calcns.) |
| LPVD | Laser Physical Vapor Deposition |
| CME | Community Modelling Effort |
| CTMP | Chemico-thermomechanical Pulping |
| MIEMS | Membrane Inlet Electrochemical Mass Spectrometry |
| DRP | Deutsches Reichpatent |
| CHC | Chlorinated Hydrocarbon |
| NGPSA | Natural Gas Pipeline Safety Act |
| SAM1 | Semi-ab Initio Model1 |
| OCTS | Ocean Color And Temperature Sensor |