Cartesian coordinate system

The Cartesian coordinate system is a system of coordinates that uses a pair of perpendicular lines to define a point.

Cartogram map

A cartogram map is a map in which the size of geographic features is distorted in order to convey information other than geographic position.

Cartography

Cartography is the study and practice of making maps.

Centroid

The point within a geometric figure, at which the figure’s entire mass seems to be concentrated

Choropleth map

A map that uses color to represent different values within a data set

Coal Authority (The) (TCA)

A British public body that is responsible for the management and conservation of coal resources in England and Wales

Comma separated values (CSV)

A file format that stores data in a tabular format, with each row representing a new record and each column representing a different field

Composite map

A map that is made up of multiple individual maps

Connectivity

The property of being able to connect or be connected

Contour

A line on a map that represents an area of equal value