A geocell (or geo-cell), in terms of GIS and mapping, is a cell in a grid that has a resolution of 1 degree of latitude by 1 degree of longitude. There are a total of 64,800 geocells covering a globe of the Earth .
The term geocell was coined by Gene Keyes.
 Keyes, G. 1983. Geocells and the Megamap. Retrieved from http://www.genekeyes.com/Geocells.html