| Acronym | Meaning |
| VCM | Variational Cellular Method (for Electronic Structure Calcns.) |
| FCC | Face Centered Cubic |
| USPHS | United States Public Health Service |
| BCNTF | Biofilm-Controlled Nitrifying Trickling Filter (for Wastewater Treatment) |
| PCMCIA | Personal Computer Memory Card International Association |
| HAZWOPER | Hazardous Waste Operations And Emergency Response Regulations |
| CSVC | Computer System Validation Committee |
| BPJ | Best Professional Judgement |
| HIMP | Heavy Ion Microprobe |
| MFRC | Membrane Flux Retention Coefficient |