| Acronym | Meaning |
| HRADS | High Resolution Adsorption |
| HEGL | High-energy Gas Laser |
| CRREL | US Army Cold Regions Research And Engineering Laboratory |
| MBPT | Many-body Perturbation Theory |
| BOT | Build-operate-transfer [an Agreement Or Contract] |
| ACRR | Annular Core Research Reactor |
| IMS | Ion Mobility Spectrometry |
| PMAMS | Patterned Multi-array |
| G2 | Gaussian-two (an Ab Initio Mo Theory For Mol. Energies Calcn.) |
| PMA | Phorbol Myristate Acetate |