| Acronym | Meaning |
| MNDOD | Modified Neglect Of Diatomic Overlap With D At. Orbitals |
| PRTD | Proportional Residence Time Distribution (of Liquid Streams In Equalization Basins In WWT) |
| WQR | Waste Form Qualification Report |
| HMTC | Hazardous Materials Technical Center |
| LIFR | Leukemia Inhibitory Factor Receptor |
| PMC | Polymer Matrix Composite |
| BFEM | Bright Field Electron Microscopy |
| XCC | Expectation-value Coupled-cluster (in Correlation Energies And Electronic Properties Of Many-electron Systems Calcns.) |
| SLD | Superluminescent Diode |
| CMS | Compact Muon Solenoid |