| Acronym | Meaning |
| GLRS | Geodynamics (or Geoscience) Laser Ranging System |
| SSAI | Science Systems Applications Incorporated |
| RPS | Ranked Probability Score |
| ISS | Integrated Sounding System |
| CAC | California Administrative Code |
| CAD/CAM | Computer-design/computer-aided Manufacturing |
| LTE | Local Thermodynamic Equilibrium |
| SG&A | Sales |
| CAO | Central Aerological Observatory |
| PP | Parts Per |