| Acronym | Meaning |
| IPDA | Intensified Photodiode Arrays |
| MUSAC | Measurement Uncertainty Software In Analytical Chemistry |
| ICC | Ignition Control Compound |
| PSRA | Pulse Surface Reaction Rate Analysis |
| PYS | Partial Yield Spectroscopy |
| HAZWRAP | Hazardous Waste Remedial Actions Program |
| DEA | Dissociative Electron Attachment |
| SCF | Spherical Convergent Flap |
| SCAP | Self-consistent Average Phonon (theory) |
| GLOSS | Global Sea Level Observing System (of IOC) |