A mathematical model for quantitatively describing, simulating, and analyzing the structure of the circulation in the atmosphere and the underlying causes. Sometimes referred to as Atmospheric General Circulation Models or AGCMs (See GCMs)
NOAA/National Weather Service NOAA Center for Weather and Climate Prediction, Climate Prediction Center, Climate Glossary, University Research Court,College Park, Maryland, USA 2004. http://www.cpc.ncep.noaa.gov/products/outreach/glo ssary.shtml, (Wthr - Amer) {862}