| Acronym | Meaning |
| MCIC | Metals And Ceramics Information Center |
| TF/SC | Trickling Filter/Solids Contact Process (for Wastewater Treatment) |
| CTDM | Complex Terrain Dispersion Model (air Quality) |
| ROSH | Registry Of Occupational Safety And Health |
| BBFM | Bond-bending Force Model (for Phonon Calcns.) |
| SFRC | Spruce-Fir Research Cooperative |
| HHMI | Howard Hughes Medical Institute |
| DFG | Difference Frequency Generation |
| ZPL | Zero-phonon Line |
| SENB | Single Edge Notched Beam |