Sector

Sector may refer to:

• Sector, West Virginia, U.S.

• Circular sector, the portion of a disc enclosed by two radii and a circular arc
• Hyperbolic sector, a region enclosed by two radii and a hyperbolic arc
• Spherical sector, a portion of a sphere enclosed by a cone of radii from the center of the sphere

• Business sector, part of the economy which involves the trading and sale of products by companies
• Economic sector, the manufacturing, finance and production of goods for consumers
• Private sector, business activity created by private enterprise for profit
• Public sector, delivers social services, infrastructure and institutions administered by government
• Voluntary sector, a non-profit and voluntary part of an economy provided by organisations
• The sector of the sector directive in government procurement in the European Union

• Cylinder-head-sector, an early method for giving addresses to blocks of data on a hard drive
• Disk sector, a subdivision of a track on a disk
• Sector, or zone, in portal rendering
• Sector/Sphere, an open source software suite
• Sector (instrument), a historic calculating instrument

• Sector (administrative division)
• Sector clock
• Sector light
• Sector commander
• United States Coast Guard Sector, a shore-based unit of the U.S. Coast Guard
• Sector, a fictional area of space, e.g. in the Foundation series, Star Wars, StarCraft, Warhammer 40,000, Lollipop Chainsaw
• Sector, or galactic quadrant, regions of space in Star Trek
• Sector, and Sector No Limits, watch brands
• Sector General, a series of science fiction novels by James White

• Area (disambiguation)
• Region (disambiguation)
• Zone (disambiguation)
• Sectoria, a small genus of stone loaches