sector

The term sector (Latin: sector = "cutter", in the sense of something that cuts ) generally describes a section. It is distinguished from the segment, which designates a section.

Specifically, the sector means

in the geometry the part of a circular area enclosed between two radii, see circle sector
Sector (Antarctica) , a region or part of the continent of Antarctica , the meridional boundaries of which converge at the South Pole
In computer technology, the smallest addressable unit of a storage medium such as a hard disk drive, see data block # Hard disks and floppy disks
in rail traffic part of a platform (platform), see sector (platform)
a classification of economic activity, see economic sector
a division within a domestic economy of a state according to ownership, for example private sector , public sector
the generic term for the entire banking industry, see banking sector
a political administrative unit, for example in the Romanian capital Bucharest, see sector (geography)
a military administrative unit of occupying powers, e.g. Berlin, Vienna and Kosovo, see sector (geography)
in the parlance of 1 Live (diggi) North Rhine-Westphalia
in the German health care system: subdivision of patient care into the "outpatient sector" (resident doctors) and the "inpatient sector" (hospital)
In (European) public procurement the term is used for the so-called "sectoral area", i.e. protected sectors (e.g. basic infrastructure services) which regulate public procurement.}

See also

Wiktionary: Sector - explanations of meanings, word origins, synonyms, translations