| Acronym | Meaning |
| PMAMS | Patterned Multi-array |
| ADAS | Acid Deposition Assessment Staff |
| CHMOS | Complementary High-performance Metal-oxide Semiconductor |
| HED | Howardite-eucrite-diogenite (suite Of Achondrite Meteorites) |
| EBT | Eccentric Bottom Tapping |
| SETS | Superfund Enforcement Tracking System |
| ESIC | Earth Science Information Center |
| IRBP | Interstitial Retinol-binding Protein |
| HWR | Heavy Water Reactor |
| GFF | Green Function Formalism |