| Acronym | Meaning |
| ISCA | Ionization Spectroscopy For Chemical Analysis |
| TPR | Tetratricopeptide Repeat |
| EELS | Electron Energy Loss Spectroscopy |
| MINOS | Main Injector Neutrino Oscillation Search |
| ANT | Adenine Nucleotide Translocator |
| CEGB | Central Electricity Generating Board |
| AIR CHIEF | Air ClearingHouse For Inventories And Emission Factorspar |
| PAK | P21-Activated Kinase |
| PESC | Photoelectrochemical Solar Cell |
| MRSD-CI+P | MRSD-CI (with) Pople Correction |