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ENGLISH · A WORD WITH POSSIBILITIES

sector.

A section.

6 characters2 syllables approx.English language

Meaning & usage

noun/ˈsɛk.təɹ/US/ˈsɛk.tɚ/Ireland/ˈsɛk.tɐ/Ireland/ˈsɛktə(r)/South-Asia
  1. A section.

  2. 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. An area designated by boundaries within which a unit operates, and for which it is responsible.

  4. A zone; a designated area. One of the subdivisions of a coastal frontier.

  5. A zone; a designated area. a fictional region of space designated for navigational or governance purposes.

  6. A zone; a designated area. A community or subculture within the wider intermicronational community.

  7. Part of a circle, extending to the center; circular sector.

  8. A portion of a sphere or ball defined by a conical boundary with apex at the center of the sphere.

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

  10. An instrument consisting of two rulers of equal length joined by a hinge.

  11. A field of economic activity.

    public sector; private sector
  12. A toothed gear whose face is the arc of a circle.

  13. A fixed, continuous section of the track, such that sectors do not overlap but all sectors make up the whole track.

  14. An area of a crag, consisting of various routes

Where this word comes from

Borrowed from Latin sector.

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Definitions, grammatical labels, IPA, etymology and examples: Wiktionary contributors, extracted by Kaikki / Wiktextract. Adapted under CC BY-SA 4.0. Selected fields and authored examples are shown; third-party quotations and audio are omitted. See contributor history.

Last enriched 2026-09-10. Definitions are in English. Romanizations are shown when supplied by the source; syllable estimates are omitted for unsupported scripts.