| Acronym | Meaning |
| OMB | Office Of Management And Budget |
| MINI-N | Minimal-type Contracted Gto Basis Set (n= 1 |
| UASB | Upflow Anaerobic Sludge Blanket |
| TPSA | Topological Surface Area |
| HUPO | Human Proteome Organization |
| UHC | Unburned Hydrocarbons |
| APDC | Ammonium Pyrrolydinedithiocarbamate |
| PCU | Process Control Unit |
| ISCN | International System For Human Cytogenetic Nomenclature |
| LARVA | Light-absorption Ratio Variation Approach |