| Acronym | Meaning |
| SA-MCSCF | State Averaged Multiconfiguration Self-consistent Field (wave Function) (see Also ICF-CI) |
| PERCI | Photoelectron Resonance Capture Ionization |
| ES | Emission Spectroscopy (technique Suffix) |
| BGH | Bovine Growth Hormone |
| CSF | Catalyzed Soot Filter |
| GEML | Gene Expression Markup Language |
| CB1 | Corrected First Born (perturbation Theory In Atom-ion Collisions) |
| PPFD | Photosynthetic Photon Flux D. |
| MIQ | Minimum Identifiable Quantities |
| TGIC | Triglycidyl Isocyanurate |