| Acronym | Meaning |
| ACAR | Angular Correlation Of Annihilation Radiation |
| CDI | Continuous Deionization |
| GHCN | Global Historical Climatology Network |
| UFFI | Urea-formaldehyde Foam Insulation |
| ST4CCD | Coupled Cluster (with) Double (substitutions And) Single (and) Triple (substitutions Incorporated Via) Fourth-order (perturbat |
| CVG | Chemical Vapor Generation |
| DFWM | Degenerate Four-wave Mixing |
| ANPR | Advance Notice Of Proposed Rulemaking |
| MPT | Matrix Perturbation Theory |
| EXPRES | Expert System For Pesticide Regulatory Evaluations And Simulations |