Definitions of sector

  1. a body of people who form part of society or economy; " the public sector"
  2. a portion of a military position
  3. the minimum track length that can be assigned to store information; unless otherwise specified a sector of data consists of 512 bytes
  4. A part of a circle comprehended between two radii and the included arc.
  5. A mathematical instrument, consisting of two rulers connected at one end by a joint, each arm marked with several scales, as of equal parts, chords, sines, tangents, etc., one scale of each kind on each arm, and all on lines radiating from the common center of motion. The sector is used for plotting, etc., to any scale.
  6. That part of a circle inclosed between two radii and the included arc; in military use, one of the parts into which the fighting line is divided.
  7. That which cuts: that which is cut off: a portion of a circle between two radii and the intercepted arc: a mathematical instrument for finding a fourth proportional.
  8. Part of the area of a circle bounded by two radil and the included arc; a mathematical instrument.
  9. The part of a circle comprehended between two radii and the intercepted arc; or a mixed triangle, formed by two radii and the arc of a circle; a mathematical instrument for determining a fourth proportional.
  10. That which cuts or divides; a mathematical instr. to assist in laying down plans, for measuring zenith distances, & c.; sector of a circle, a part of a circle bounded by two radii and the arc between their extremities; dip- sector, an instr. used for measuring the dip of the horizon.
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