| Acronym | Meaning |
| VPO | Vapor Pressure Osmometry |
| LEPECVD | Low Energy Plasma Enhanced Chemical Vapor Deposition |
| MP4(DQ) | Moeller-Plesset Perturbation Treatment To Fourth Order In The Space Of Double And Quadruple Substitutions |
| SMC | Sheet Molding Compound |
| SCM | Self-consistent Multipolar (method In Metal Cluster Calcns.) |
| PRTD | Proportional Residence Time Distribution (of Liquid Streams In Equalization Basins In WWT) |
| GGG | Gallium Gadolinium Garnet |
| CRIS | Cosmic-Ray Isotope Spectrometer |
| CHRIS | Chemical Hazards Response Info System |
| SOC | Superposition Of Configurations (wave Functions) |