| Acronym | Meaning |
 | PRT | Platinum Resistance Thermometer |
 | COH | Coefficient Of Haze |
 | HCV | Hepatitis C Virus |
 | PPDS | Physical Property Data Service |
 | MPF | Maturation-promoting Factor |
 | GLIMMER | Gene Locator And Interpolated Markov Modeler |
 | AQCR | Air Quality Control Region (US EPA) |
 | SAMI | Southern Appalachian Mountains Initiative |
 | ROSINA | Rosetta Orbiter Spectrometer For Ion And Neutral Analysis |
 | GWTR | Ground Water Treatment Rule |