n. & v.
--n.
1. a a usu. flat representation of the earth's surface, or part of it, showing physical features, cities, etc. (cf. GLOBE). b a diagrammatic representation of a route etc. (drew a map of the journey).
2 a two-dimensional representation of the stars, the heavens, etc., or of the surface of a planet, the moon, etc.
3 a diagram showing the arrangement or components of a thing.
4 sl. the face.
--v.tr. (mapped, mapping)
1. represent (a country etc.) on a map.
2 Math. associate each element of (a set) with one element of another set.
Phrases and idioms:
map out arrange in detail; plan (a course of conduct etc.). off the map colloq.
1. of no account; obsolete.
2 very distant. on the map colloq. prominent, important. wipe off the map colloq. obliterate.
Derivatives:
mapless adj. mappable adj. mapper n.
Etymology: L mappa napkin: in med.L mappa (mundi) map (of the world)