map

noun

• 1a diagrammatic representation of an area of land or sea showing physical features, cities, roads, etc.:a street map figurativeexpansion of the service sector is reshaping the map of employment
• a two-dimensional representation of the positions of stars or other astronomical objects.
• a diagram or collection of data showing the spatial arrangement or distribution of something over an area:an electron density map
• Biology a representation of the sequence of genes on a chromosome or of bases in a DNA or RNA molecule.
• Mathematicsanother term for mapping.

• 2 informal dated a person’s face.

verb (maps, mapping, mapped)

• represent (an area) on a map; make a map of:inaccessible parts will be mapped from the air
• record in detail the spatial distribution of (something):the project to map the human genome
• associate (a group of elements or qualities) with an equivalent group, according to a particular formula or model:the transformational rules map deep structures into surface structures
• Mathematics associate each element of (a set) with an element of another set.
• [no object] be associated or linked to something:it is not obvious that the subprocesses of language will map onto individual brain areas