| Acronym | Meaning |
| EDXD | Energy Dispersive X-ray Diffraction |
| LSD-GX | Local Spin Density Functional-generalized Exchange |
| SAROAD | Storage And Retrieval Of Aerometric Data |
| RPDWR | Revised Primary Drinking Water Regulations |
| PAR | Proteinase-activated Receptor |
| HETG | High-energy Transmission Grating |
| SOAP | Spectrometric Oil Analysis Program |
| VPT | Variational Perturbation Theory |
| RRGM | Recursive Residue Generation Method |
| LALA | Large Area Lyman Alpha |