sector
Pluralsectors
- 1A part of a country's economy that covers one kind of business or activity.
Like sorting jobs into groups, where each group does one kind of work.
The tech sector grew quickly last year.
Many jobs in the farming sector were lost.
UsageSay the public sector or the tech sector. Before a noun: public-sector jobs.
Similarindustry, field, sphere, branch
Note
- 2One part of a bigger area or thing, often with clear edges, like one section of a city or stadium.
Like one slice of a whole pie.
Our seats are in the north sector of the stadium.
The map showed each sector in a different color.
- 3The area that a group of soldiers is given to control or defend.
Like being given one part of a yard to watch over.
Soldiers guarded their sector through the night.
Each unit was given a sector to defend.
Note
Less common meanings
- 4
- 5A small, fixed-size block of data stored on one track of a disk.
Like one small box in a long row of storage boxes.
The computer could not read one sector of the disk.
One bad sector on the disk stopped the file from opening.
Note
- 6
- 7A part of a ball shaped like a cone, with its tip at the center.
The teacher cut a sector from a clay ball, with its tip at the center.
The teacher cut a sector out of the foam ball, and it looked like an ice cream cone.
Note
- 8A part of a cliff that holds several climbing routes.
- 9A gear with teeth on only part of its edge, shaped like a curve.
- 10A calculating tool made of two rulers of the same length joined at a hinge.
- 11A smaller group or community within the wider world of micronations.
Very interesting read. Love it, and very inspiring. I hope this will be good for nations. I am planning in a thing like this for the MicroWiki sector, and MicroWikia sector, so this is a good model.
2012, H.A Gov, “Re: University of Directus Releases Historic Study”
Practice
Can you tell the meanings of sector apart? Answer 3 quick questions from this page, or write your own sentence and AI will check it.
Origin
It comes from the Latin word "sector".
Checked 6 Nov 2026 · 1 fact
- English sector comes from Latin sector. en.wiktionary.org