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sector
[sek-ter]
noun
Geometry.a plane figure bounded by two radii and the included arc of a circle.
a distinct part, especially of society or of a nation's economy.
the housing sector; the educational sector.
a section or zone, as of a city.
Military.a designated defense area, usually in a combat zone, within which a particular military unit operates and for which it is responsible.
a mathematical instrument consisting of two flat rulers hinged together at one end and bearing various scales.
Machinery.a device used in connection with an index plate, consisting of two arms rotating about the center of the plate and set to indicate the angle through which the work is indexed.
Astronomy.an instrument shaped like a sector of a circle, having a variable central angle and sights along the two straight sides, for measuring the angular distance between two celestial bodies.
Computers.a portion of a larger block of storage, as 1/128 of a track or disk.
verb (used with object)
to divide into sectors.
sector
/ ˈɛə /
noun
a part or subdivision, esp of a society or an economy
the private sector
geometry either portion of a circle included between two radii and an arc. Area: 1/ 2 r ²θ, where r is the radius and θ is the central angle subtended by the arc (in radians)
a measuring instrument consisting of two graduated arms hinged at one end
a part or subdivision of an area of military operations
computing the smallest addressable portion of the track on a magnetic tape, disk, or drum store
sector
The part of a circle bounded by two radii and the arc between them.
Other Word Forms
- sectoral adjective
- subsector noun
- ˈٴǰ adjective
Word History and Origins
Word History and Origins
Origin of sector1
Example Sentences
As Scotland is steered into that post-oil world, the minister also expressed his support for the north-east sector to ensure there's a "just transition".
"Standards in the fur sector are among the highest of any form of animal husbandry with rigorous and comprehensive animal welfare standards, third-party inspection and strict international and national laws," it said.
"They were questioned as witnesses and later their identities were fully confirmed via social networks, mobile phones, and partial radio intercepts that preceded the event. The entire unit in that sector was tracked."
The oil and gas sector says the windfall tax is holding back investment.
“This referendum is a last line of defense against an economic crisis for the tourism sector, and the petition makes crystal clear what voters are being asked to sign. Period,” Hargis said.
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