map
noun
- visual representation of a concept space; symbolic depiction emphasizing relationships between elements of some space, such as objects, regions, or themes
- higher-order function in a programming language, which applies another function given in one its parameters to each element in its other parameters
verb
- to create a map, describe [as on a map]
- to make a one-to-one [1:1] correspondence
Wiktionary
Pronunciation: /mæp/ / /map/ / /mɛp/
noun
Etymology: Shortening or back-formation of Middle English mappemounde, mapemounde (“world map”), from Old French mapamonde, from Medieval Latin mappa mundī, compound of Latin mappa (“napkin, cloth”) and mundus (“world”). See mop for more on the first component. Doublet of mop, nape, and nappe.
- A visual representation of an area, whether real or imaginary, showing the relative positions of places and other features.
“a map of Australia, a map of Lilliput”
“He bought a map for the tour of Edinburgh Castle.”
- A graphical or logical representation of any structure or system, showing the positions of or relationships between its components.
“a map of the Earth's magnetic field”
“The 256 bytes of internal RAM are subdivided as shown in the memory map above.”
- A function, especially a function satisfying a certain property (e.g. continuity, linearity, etc.; see Usage notes).
“Let f be a map from ℝ to ℝ”
- Any of various nymphalid butterflies of the genera Araschnia (especially, Araschnia levana) and Cyrestis, having map-like markings on the wings.
- The face.
“And as the eye rested on him, he too filled me with pity and terror, for his map was flushed and his manner distraught. He looked like Jack Dempsey at the conclusion of his first conference with Gene Tunney, the occasion, if you remember, when he forgot to duck.”
- An imaginary or fictional area, often predefined and confined, where a game or a session thereof takes place.
“I don't want to play this map again!”
“Jack loves playing on this Fortnite map.”
- Synonym of associative array.
verb
Etymology: Shortening or back-formation of Middle English mappemounde, mapemounde (“world map”), from Old French mapamonde, from Medieval Latin mappa mundī, compound of Latin mappa (“napkin, cloth”) and mundus (“world”). See mop for more on the first component. Doublet of mop, nape, and nappe.
- To represent by means of a map.
“This large atlas maps the whole world in very great detail.”
“Figure 3 maps the pressure distribution within the human circulatory system.”
- To create a map of; to examine or survey in order to gather information for a map.
“The team is mapping the route of the new railway line.”
“The space probe is mapping the Earth's gravitational field.”
- To have a direct relationship; to correspond.
“This doesn't map to my understanding of how things should work.”
“Significantly, the aural-oral data does not map closely to the visual linguistic landscape at NIE.”
- To create a direct relationship to; to create a correspondence with.
“Map "volume down" to the F2 key.”
- To act as a function on something, taking it to something else.
“f maps A to B, mapping every a∈A to f(a)∈B.”
“Equivalently: f:A→B,a↦f(a)”
- To assign a drive letter to a shared folder.