| Acronym | Meaning |
| HMIP | Her Majesty's Inspectorate Of Pollution |
| BAT | Back Arc Tectonics |
| TSETG | Two-step Excitation Transient Grating |
| GRHF | Generalized Restricted Hartree-Fock |
| AIPHOS | Artificial Intelligence For Planning And Handling Organic Synthesis |
| CATSI | Compact Atmospheric Sounding Interferometer |
| SCCP | Strong-coupling Correspondence Principle |
| TOA | Thermooptical Analysis |
| MAVRIQ | Model Of Analysis Of Volatiles And Residential Indoor-air Quality |
| NLTE | Non-local Thermodynamic Equilibrium |