Origin of cartogramFrench cartogramme: see card and -gram
Origin of cartogramFrench cartogramme carte map ( from Old French card ) ( from Latin charta, carta paper made from papyrus ; see card 1. ) -gramme a record ( from Late Latin gramma something written ; see -gram . )
- (dated) Generally, a map used to indicate geographically-bound statistical information, typically region-by-region values of a given variable, for example by using different shadings for different ranges of values.
- Specifically, a map-like graph where the relative areas of graph regions are proportional not to the relative areas of the land regions they represent, but rather to another quantitative variable, such as population or gross domestic product.