Sector
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Look up sector, sectoral, sectorally, or sectors in Wiktionary, the free dictionary. |
Sector may refer to:
Places
- Sector, Devon, an area in the locality of Devon in south-western England
- Sector, West Virginia, an unincorporated community in Hampshire County, West Virginia, United States of America
Fiction
- Sector (Star Trek), a fictional area of space-designation in the Star Trek universe
- Sector, a fictional area of space; for example in the Foundation series, Star Wars, StarCraft, Warhammer 40,000, Lollipop Chainsaw
- Sector General, a series of books about an interstellar hospital in Space, written by James White
- Sector Admiral, a fictitious military rank in numerous science fiction sources
Geometry
- Circular sector, the portion of a circle enclosed by two radii and an arc
- Spherical sector, a portion of a sphere enclosed by a cone of radii from the center of the sphere
- Hyperbolic sector, a region of the Cartesian plane
- Sector of θ, an historic name for the mathematical notation cis(θ) = cos(θ) + i sin(θ)
Computing
- Cylinder-head-sector (or "CHS"), an early method for giving addresses to each physical block of data on a hard drive
- Disk sector, a physical subdivision of space on a computer disk-storage medium, specifically a subdivision of a "track"
- Convex polygonal segment, of map-space used in portal rendering to facilitate calculation of the visibility of objects in a computer display
Other uses
- Sector (golfing), the central part of a golf course also known as the fairway
- Sector (Antarctica), a region or part of Antarctica whose longitudinal boundaries usually converge at the South Pole
- Sector (economic), a subdivision in an economic system
- Sector (instrument), a calculating instrument
- Sector instrument, a class of mass spectrometer
- United States Coast Guard Sectors, a shore-based operational unit of the United States Coast Guard
- "SECTOR", a United States nationwide radio network operated by the U.S. Immigration and Customs Enforcement
- Sector, a three-dimensional zone within controlled airspace in which aircraft are under the control of a specific air traffic controller
- Sector No Limits is an Italian watch company
See also
- Sector light, a man-made pilotage and position fixing aid
- Sector antenna, a type of directional microwave antenna
- Zone (disambiguation)
- Region, in terrestrial sciences and astrophysics
- Area, a quantity that expresses the extent of a two-dimensional surface or shape, or planar lamina, in the plane
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