| Acronym | Meaning |
| AMS | Aerospace Material Specification |
| CREST | Center For Renewable Energy And Sustainable Technology |
| ARF | ADP-ribosylation Factor |
| CCMSD | Computational Center For Molecular Structure And Design |
| MSO | Maximum Similarity (spin) Orbital |
| SCSAG | Small-curvature Semiclassical Adiabatic Ground-state (tunneling Approxn.) |
| RPO | Resonant Periodic Orbit (on Potential Energy Surface In At. Or Mol. Scattering) |
| CALS | Cloud And Aerosol Lidar System |
| RME | Reasonably Maximally Exposed |
| TBW | Total Body Weight |