| Acronym | Meaning |
| USDA | United States Department Of Agriculture |
| PCU | Process Control Unit |
| ADI | Austempered Ductile Iron |
| CBC | Complete Blood Count |
| UMNDO | Spin-unrestricted Modified Neglect Of Diatomic Overlap |
| AGASP | Arctic Gas And Aerosol Sampling Program |
| BPCC | 2,2'-bipyridinium Chlorochromate |
| FMM | Fast Multipole Method (algorithm For Coulomb Interactions Among Charge Distributions) |
| FOJT | First-order Jahn-Teller |
| LCEC | Liquid Chromatography With Electrochemical Detection |