SECTOR

Pronunciation (US):

(GB):

IPA (US):

 Dictionary entry overview: What does sector mean? 

• SECTOR (noun)
  The noun SECTOR has 6 senses:

1. a plane figure bounded by two radii and the included arc of a circle

2. a social group that forms part of the society or the economy

3. a particular aspect of life or activity

4. the minimum track length that can be assigned to store information; unless otherwise specified a sector of data consists of 512 bytes

5. a portion of a military position

6. measuring instrument consisting of two graduated arms hinged at one end

  Familiarity information: SECTOR used as a noun is common.

 Dictionary entry details 

• SECTOR (noun)

Sense 1

Meaning:

A plane figure bounded by two radii and the included arc of a circle

Classified under:

Nouns denoting two and three dimensional shapes

Hypernyms ("sector" is a kind of...):

plane figure; two-dimensional figure (a two-dimensional shape)

Meronyms (parts of "sector"):

arc (a continuous portion of a circle)

Derivation:

sectorial (relating to or resembling a sector)

Sense 2

Meaning:

A social group that forms part of the society or the economy

Classified under:

Nouns denoting groupings of people or objects

Context example:

the public sector

Hypernyms ("sector" is a kind of...):

social group (people sharing some social relation)

Hyponyms (each of the following is a kind of "sector"):

business; business sector (business concerns collectively)

black economy (a hidden sector of the economy where private cash transactions go unreported)

Holonyms ("sector" is a part of...):

society (an extended social group having a distinctive cultural and economic organization)

economic system; economy (the system of production and distribution and consumption)

Sense 3

Meaning:

A particular aspect of life or activity

Classified under:

Nouns denoting cognitive processes and contents

Synonyms:

sector; sphere

Context example:

he was helpless in an important sector of his life

Hypernyms ("sector" is a kind of...):

aspect; facet (a distinct feature or element in a problem)

Hyponyms (each of the following is a kind of "sector"):

department (a specialized sphere of knowledge)

Sense 4

Meaning:

The minimum track length that can be assigned to store information; unless otherwise specified a sector of data consists of 512 bytes

Classified under:

Nouns denoting quantities and units of measure

Hypernyms ("sector" is a kind of...):

computer memory unit (a unit for measuring computer memory)

Holonyms ("sector" is a part of...):

block ((computer science) a sector or group of sectors that function as the smallest data unit permitted)

allocation unit (a group of sectors on a magnetic disk that can be reserved for the use of a particular file)

Sense 5

Meaning:

A portion of a military position

Classified under:

Nouns denoting spatial position

Hypernyms ("sector" is a kind of...):

parcel; parcel of land; piece of ground; piece of land; tract (an extended area of land)

Domain category:

armed forces; armed services; military; military machine; war machine (the military forces of a nation)

Holonyms ("sector" is a part of...):

battlefield; battleground; field; field of battle; field of honor (a region where a battle is being (or has been) fought)

Sense 6

Meaning:

Measuring instrument consisting of two graduated arms hinged at one end

Classified under:

Nouns denoting man-made objects

Hypernyms ("sector" is a kind of...):

measuring device; measuring instrument; measuring system (instrument that shows the extent or amount or quantity or degree of something)

 Context examples 

The Sun is now in your work-a-day sector, which also brings good news in terms of a possible new assignment.

(AstrologyZone.com, by Susan Miller)

Both sectors currently contribute a large part of total greenhouse gas emissions.

(Promising new solar-powered path to hydrogen fuel production, National Science Foundation)

The star appears in 11 of the 13 sectors TESS observed during the mission's first year, and scientists caught multiple transits by its three planets.

(NASA Planet Hunter Finds Earth-Size Habitable-Zone World, NASA)

"It's hard to imagine any other agricultural sector being able to stay in business with such consistently high losses."

(Study Finds Mixed News About Bee Populations, VOA)

We see that as a really exciting opportunity to decarbonize the transport sector, but also position Australia as one of the lead suppliers of hydrogen around the world.

(Cars Powered by New Fuel Type Tested in Australia, VOA)

The top-of-the-line Note 7 was crucial to Samsung's growth plans this year, with the company struggling to boost sales, squeezed by Apple in the high-end sector and Chinese rivals in the low-end.

(Samsung Ends Production of Problem-Plagued Galaxy Note 7, Voanews)

Another sector potentially affected by such events is aviation, since smoke clouds are found at the same altitude at which aeroplanes fly and particles can reduce visibility.

(Australian bushfire smoke drifts to South America, SciDev.Net)

The Commission has already spent 4 million Euros while the sector prospers in the absence of strict norms on mobile phones.

(Health threats caused by mobile phone radiation, EUROPARL TV)

The study found that ice flow from West Antarctica — the Amundsen Sea sector, the Getz Ice Shelf and Marguerite Bay on the western Antarctic Peninsula — accounted for 89 percent of the increase.

(New Study Brings Antarctic Ice Loss Into Sharper Focus, NASA)

In a study of Antarctica’s Ross Ice Shelf, which covers an area roughly the size of France, the scientists spent several years building up a record of how the north-west sector of this vast ice shelf interacts with the ocean beneath it.

(Rapid melting of the world’s largest ice shelf linked to solar heat in the ocean, The Titi Tudorancea Bulletin)