Look up quadrant in Wiktionary, the free dictionary.

Not to be confused with quartile

Quadrant may refer to:

• A sector equal to one quarter of a circle, or half a semicircle, see Circular sector
• The sectors of a two-dimensional cartesian coordinate system, see Cartesian coordinate system#Quadrants and octants
• A quadrant or section in a city street nomenclature system, see Address (geography)#Quadrants
• In science-fiction: Galactic quadrants (Star Trek)

• Quadrant (architecture) a building which arcs in 90 degree manner
• Quadrant (astronomy), a rectangular division of the celestial sphere
• Quadrant (automobile)
• Quadrant (instrument), an angle measuring instrument
• Quadrant (Joe Pass and Milt Jackson album), a jazz album
• Quadrant (motorcycles)
• Quadrant (magazine), an Australian journal
• Quadrant (software) - a tool for from Microsoft composing models and editing model data

• Quadrant Bus Station, Swansea Wales
• Quadrant Shopping Centre, Swansea, Wales
• HMS Quadrant (G11), a Second World War British/Australian warship
• First Quebec Conference, 1943, (codenamed "QUADRANT")

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