| Acronym | Meaning |
| SOMBT | Spin-orbital Many-body Theory |
| NVFEL | National Vehicle And Fuel Emissions Laboratory |
| SSF | Space Station Freedom |
| UCID | Unrestricted CI (with) Single (and) Double (excitations) |
| ARCS | Assessment And Remediation Of Contaminated Sediments |
| SLE | Solid-liquid Equilibria |
| ICTS | Isothermal Capacitance Transient Spectroscopy |
| ESIC | Earth Science Information Center |
| ERRIS | Emergency And Remedial Response Information System |
| MCN | Microconcentric Nebulizer |