- sector - a plane figure bounded by two radii and the included arc of a circle
--1 is a kind of plane figure, two-dimensional figure
--1 has part: arc- sector - a body of people who form part of society or economy; "the public sector"
--2 is a kind of body
--2 is a part of society; economy, economic system
--2 has particulars: business, business sector; black economy- sector, sphere - a particular aspect of life or activity; "he was helpless in an important sector of his life"
--3 is a kind of aspect, facet
--3 has particulars: department- sector - the minimum track length that can be assigned to store information; unless otherwise specified a sector of data consists of 512 bytes
--4 is a kind of computer memory unit
--4 is a part of block; allocation unit- sector - a portion of a military position
--5 is a kind of tract, piece of land, piece of ground, parcel of land, parcel
--5 is a part ofbattlefield, battleground, field of battle, field of honor, field - sector - measuring instrument consisting of two graduated arms hinged at one end
--6 is a kind of measuring instrument, measuring system, measuring device
- sector - a body of people who form part of society or economy; "the public sector"