| Acronym | Meaning |
| ASIC | Application Specific Integrated Circuit |
| PHS | Public Health Service |
| PICT | Pollution-induced Community Tolerance |
| PPHM | Parts Per Hundred Million |
| OSIRIS | Oxford Supersensitive Injector For Radioactive Isotope Separation |
| EAA | Excitatory Amino Acid |
| IPA | Independent-pair Approximation |
| PAGE | Polyacrylamide Gel Electrophoresis |
| CHAPEL | Continuous Hydrogen Analysis By Pressure Evaluation In Liquids |
| PSA-CCSD | Partially Spin Adapted-CCSD |