Definition of "sector" in Anglais

noun

1. A section.

2. (aviation) In the schedule for an aircraft and its crew, the period starting with preparation of the plane before loading at one airport and ending with deplaning at the next.

3. A zone; a designated area.

4. (geometry) Part of a circle, extending to the center; circular sector.

5. (geometry) A portion of a sphere or ball defined by a conical boundary with apex at the center of the sphere.

6. (computer hardware) A fixed-sized unit (traditionally 512 bytes) of sequential data stored on a track of a digital medium.

7. (calculation) An instrument consisting of two rulers of equal length joined by a hinge.

8. A field of economic activity.

   • public sector; private sector

9. (engineering) A toothed gear whose face is the arc of a circle.

10. (motor racing) A fixed, continuous section of the track, such that sectors do not overlap but all sectors make up the whole track.

11. (climbing) An area of a crag, consisting of various routes