| Acronym | Meaning |
| RPLC | Reversed-phase Liquid Chromatography |
| NMOS | Negative Channel Metal-oxide Semiconductor |
| CCSD-UED | CCSD-unrelaxed Energy Derivative |
| CEES | Committee On Earth And Environment Sciences (US) |
| CCSDTQP | CCSDTQ (and) Pentuple (excitations) |
| PDG | Patent Documentation Group |
| RASSCF | Restricted Active Space SCF |
| SCMCR | Simulated Countercurrent Moving-bed Chromatographic Reactor |
| APWP | Apparent Polar Wander Path |
| CTC | Control Technology Center |