| Acronym | Meaning |
| SEPP | State Environmental Protection Plan |
| USTCS | Underground Storage Tank Cleanup Section |
| UDWBA | Unitarized Disorted Wave Born Approxn. (for Scattering) |
| SUPER | Subarctic Pacific Ecosystem Research Program |
| SUSIM | Solar Ultraviolet Spectral Irradiance Monitor |
| OMNIS | Observatory For Multiflavor Neutrinos From Supernovae |
| SEDM | State/EPA Data Management |
| TIMS | Thermal Ionization Mass Spectrometry |
| BWEN | Brillouin-Wigner (second-order Perturbation Theory With) Epstein-Nesbet (energy Denominators) |
| CONTOUR | Comet Nucleus Tour |