Noun

(en noun)

A visual representation of an area, whether real or imaginary.

* {{quote-magazine, year=2012, month=March–April

, author= , title=Pixels or Perish , volume=100, issue=2, page=106 , magazine= citation , passage=Drawings and pictures are more than mere ornaments in scientific discourse. Blackboard sketches, geological maps , diagrams of molecular structure, astronomical photographs, MRI images, the many varieties of statistical charts and graphs: These pictorial devices are indispensable tools for presenting evidence, for explaining a theory, for telling a story.}}

(mathematics)   A function.

The discrete topology is always continuous, therefore functions with discrete domains are always maps.

(topology)   A continuous function.

A diagram of components of an item.

* {{quote-magazine, year=2012, month=March-April

, author= , title=Well-connected Brains , volume=100, issue=2, page=171 , magazine=(American Scientist) citation , passage=Creating a complete map of the human connectome would therefore be a monumental milestone but not the end of the journey to understanding how our brains work.}}

The butterfly .

(UK, old-fashioned)   Someone's face.

* {{quote-book

, year=1960 , author= , title=(Jeeves in the Offing) , section=chapter X , passage=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.}}

(board games, computer games)   A predefined and confined imaginary area where a game session takes place.

"I don't want to play this map again!"

Noun

(en noun)

A rectangular array of squares or rectangles of equal size, such as in a crossword puzzle.

A system for delivery of electricity, consisting of various substations, transformers and generators, connected by wire.

* (movie)

You can't turn off the building from here; you have to shut down the whole grid .

* {{quote-magazine, date=2013-07-20, volume=408, issue=8845, magazine=(The Economist)

, title= Out of the gloom , passage=[Rural solar plant] schemes are of little help to industry or other heavy users of electricity. Nor is solar power yet as cheap as the grid'. For all that, the rapid arrival of electric light to Indian villages is long overdue. When the national ' grid suffers its next huge outage, as it did in July 2012 when hundreds of millions were left in the dark, look for specks of light in the villages.}}

(computing) A system or structure of distributed computers working mostly on a peer-to-peer basis, such structures being known as a computational grid or simply grid computing, and used mainly to solve single and complex scientific or technical problems or to process data at high speeds (as in clusters).

(cartography) A method of marking off maps into areas.

(motor racing) The pattern of starting positions of the drivers for a race.

* {{quote-news, year=2012, date=May 13, author=Andrew Benson, work=BBC Sport

, title= Williams's Pastor Maldonado takes landmark Spanish Grand Prix win , passage=McLaren's Lewis Hamilton fought up from the back of the grid to eighth, with team-mate Jenson Button taking ninth.}}

(electronics) The third (or higher) electrode of a vacuum tube (triode or higher).