| Acronym | Meaning |
| PFDT | Partial Flow Dilution Tunnel |
| RMTO | Relativistic Muffin-tin Orbital |
| WPCF | Water Pollution Control Federation |
| ISRS | Impulsive Stimulated Raman Scattering |
| HCDW | Hydrogenic Continuum Distorted Wave (a Wave Function In Calcns. On Atomic And Molecular Collisions) |
| AFOEHL | Air Force Occupational And Environmental Health Laboratory |
| ARAC | Atmospheric Release Advisory Capability |
| PVD | Physical Vapor Deposition |
| PSRA | Pulse Surface Reaction Rate Analysis |
| VEGF | Vascular Endothelial Growth Factor |