| Acronym | Meaning |
| IISCI | Initial Ionic State Comfiguration Interaction |
| AMOS | Australian Meteorological And Oceanographic Society |
| AHAM | American Household Appliance Manufacturers |
| SEDEX | Sedimentary Exhalative |
| GWPS | Groundwater Protection Strategy |
| CESQG | Conditionally Exempt Small Quantity Generator |
| GEO | Gene Expression Omnibus |
| ALS | Amyotrophic Lateral Sclerosis |
| XDBP | Halogenated Disinfection By-product |
| UNESCO | United Nations Educational |