| Acronym | Meaning |
| LSS | Lindhard-Scharff-Schiott Theory |
| POC | Product Of Combustion |
| NIS | Sodium Iodide Symporter |
| ACJ | Artificially Constructed Junction (in Solar Cell Fabrication) |
| SDTQ-MBPT | Single-double-triple-quadruple Excitation (contribution) MBPT |
| D-CI | Double Excitations In Configuration Interaction |
| CEEL | Community Emergency Exposure Level |
| FASI | Field-amplified Sample Injection |
| GPD | Gaussian Phase Distribution |
| ESDB | Endangered Species Database/Reach Scanlink |