| Acronym | Meaning |
| SPPD | Spin Polarized Photoelectron Diffraction |
| DVR-REV | Discrete Variable Representation-ray Eigenvector |
| RPV | Reactor Pressure Vessel |
| MSEL | Materials Science And Engineering Laboratory |
| BOARS | Born-Oppenheimer Angular Radial Sepn. (in Mol. Complexes Calcns.) |
| SAN | Styrene-acrylonitrile Copolymer |
| APCVD | Atm.-pressure Chem. Vapor Deposition |
| HGG | Hot Gas Generator |
| AFEAS | Alternative Fluorocarbon Environmental Acceptability Study |
| CEA | Carcinoembryonic Antigen |