Glossary for Geospatial Science

map quadrangle or map quad:� The geographic area covered by a map.� One kind of map quadrangle is the 7.5' x 7.5' area that is covered by a standard USGS 7.5' topographic map.� Referring to a 7.5' map quadrangle does not imply the presence of an actual paper map.� The term may simply designate the area covered by electronically stored materials.