| Acronym | Meaning |
| CQED | Cavity Quantum Electrodynamics |
| AWRA | American Water Resources Association |
| HGNC | HUGO Gene Nomenclature Committee |
| R-CNDO/1X | Relativistic Complete Neglect Of Differential Overlap (method) |
| DMA | Differential Mobility Analyzer |
| ECCS | Emergency Core Cooling System |
| EBCT | Empty Bed Contact Time |
| RFID | Radio-frequency Identification |
| PHANTOMM | Photo-activated Nonintrusive Tracking Of Molecular Motion |
| RFB | Recycle Fluidized-bed |