Potential Temperature
Weather
The temperature a parcel of dry air would have if brought adiabatically (i.e., without transfer of heat or mass) to a standard pressure level of 1000 mb.
Climate Change
The temperature that a parcel of dry air would have if it were brought dry adiabatic ally from its original position to a pressure of 1000 millibars.
- — ARM Climate Research Glossary retrieved 2014-06-12