mapping (Noun) — (mathematics) a mathematical relation such that each element of a given set (the domain of the function) is associated with an element of another set (the range of the function).
mapping (Noun) — (genetics) the process of locating genes on a chromosome.
mapping (Verb) — Make a map of; show or establish the features or details of. ex. "map the surface of Venus"
mapping (Verb) — Explore or survey for the purpose of making a map. ex. "We haven't even begun to map the many galaxies that we know exist"
mapping (Verb) — Locate within a specific region of a chromosome in relation to known DNA or gene sequences. ex. "map the genes"
mapping (Verb) — Plan, delineate, or arrange in detail. ex. "map one's future"
mapping (Verb) — Depict as if on a map. ex. "sorrow was mapped on the mother's face"
mapping (Verb) — To establish a mapping (of mathematical elements or sets).