ATLAS
"A book of maps, charts, or tables."
Citation: "atlas." The Penguin English Dictionary. London: Penguin, 2007. Credo Reference. Web. 09 April 2012.
CARTOGRAPHY
"Cartography is the art, the skill, and the science of making maps."
Citation: "Cartography." Encyclopedia of Geography Terms, Themes, and Concepts. Santa Barbara: ABC-CLIO, 2010. Credo Reference. Web. 09 April 2012.
GEOGRAPHIC INFORMATION SYSTEMS
"A software product, acquired to perform a set of well-defined functions (GIS software); digital representations of aspects of the world (GIS data); a community of people who use these tools for various purposes (the GIS community); and the activity of using GIS to solve problems or advance science (geographic information science)."
Citation: Longley, Paul A. "Geographic Information Systems (GIS)." Encyclopedia of Geographic Information Science. Ed. . Thousand Oaks, CA: SAGE, 2007. 191-95. SAGE Reference Online. Web. 9 Apr. 2012.
MAPS
"Conventionalized representation of spatial phenomena on a plane surface."
Citation: "map." The Columbia Encyclopedia. New York: Columbia University Press, 2008. Credo Reference. Web. 09 April 2012.