| Acronym | Meaning |
| FOEA | First-order Eikonal Approximation |
| SAC-CI | Symmetry-adapted Cluster Configuration Interaction (theory For Wave-function Expansion) |
| CISC | Configuration Interaction (with) Size-consistency (correction) |
| FRSS | Federal Register Search System |
| ETV | Electrothermal Vaporization |
| COASTS | Coastal Ocean Advanced Science And Technology Study (IOC Program) |
| ADV | Aleutian Mink Disease Parvovirus |
| CCMSD | Computational Center For Molecular Structure And Design |
| CCV | Continuing Calibration Verification |
| APP | Acoustic Phase Plate |