| Acronym | Meaning |
| OCEPA | Office Of Communications |
| DSMS | Depth-selective Moessbauer Spectroscopy |
| HGCU | Hot-gas-cleanup Unit |
| JESS | Joint Expert Speciation System |
| ASW | Axial Spin Wave (type Of Hartee-Fock Wave Function) |
| EDC | Endocrine Disrupting Chemical |
| SEMC | Scaled Ensemble Monte Carlo |
| LCM | Liquid Composite Molding |
| RMC | Reverse Monte Carlo |
| USCM | Unified Solvation Cavity Model |