sector

noun
sec·​tor | \ ˈsek-tər How to pronounce sector (audio) , -ˌtȯr\

Definition of sector

 (Entry 1 of 2)

1a : a geometric figure bounded by two radii and the included arc of a circle
b(1) : a subdivision of a defensive military position
(2) : a portion of a military front or area of operation
c : an area or portion resembling a sector bilingual sector of town— David Kleinberg
d : a sociological, economic, or political subdivision of society cooperation between the public and private sectors— Peter Chapman
2 : a mathematical instrument consisting of two rulers connected at one end by a joint and marked with several scales
3 : a subdivision of a track on a computer disk

sector

verb
sec·​tor | \ ˈsek-tər How to pronounce sector (audio) \
sectored; sectoring\ ˈsek-​t(ə-​)riŋ How to pronounce sectoring (audio) \

Definition of sector (Entry 2 of 2)

transitive verb

: to divide into or furnish with sectors

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Other Words from sector

Noun

sectoral \ ˈsek-​t(ə-​)rəl \ adjective

Examples of sector in a Sentence

Noun

He was assigned to the northern sector. Data is stored on the disk in 512-byte sectors.

Recent Examples on the Web: Noun

While your planetary ruler, Venus, is in a secret sector of your house, explore your unconscious desires. Randon Rosenbohm, Allure, "What April's Taurus Horoscope Means for You," 31 Mar. 2019 In Europe, the pancontinental Stoxx Europe 600 fell 0.3%, with declines led by the index’s banking sector. Will Horner, WSJ, "U.S. Stocks End Lower on Disappointing Data, Earnings," 21 Feb. 2019 Leo Romance will be lit up for your 2019 as Jupiter travels through the love sector of your chart. Rebecca Gordon, Harper's BAZAAR, "Find Out What 2019 Has In Store For Your Zodiac Sign," 27 Dec. 2018 But Sunday’s sanctions will primarily levy fines on Iran’s oil exports, as well as the country’s shipping and banking sectors — all incredibly important to Tehran’s economic health. Alex Ward, Vox, "The US will impose new sanctions on Iran next week," 2 Nov. 2018 Frank believed his power was better suited for the private sector, but now the show is shifting focus and staying in the White House with Claire. Amanda Mitchell, Marie Claire, "House of Cards Season 6: Everything You Need to Know," 15 Oct. 2018 The law requires that the detritus from a sector not fill more than 3.8 square inches. Jonathon Keats, Discover Magazine, "The Vanishing City," 13 Aug. 2018 The private sector may be the way to keep some continuity in human space exploration. Joe Pappalardo, Popular Mechanics, "America Is About to Take Back Human Spaceflight, and It's a Lot More Than Just Flag-Waving," 4 Jan. 2019 The Japanese sector was mainly Kasumigaseki—that and the imperial palace, closed since the royal family had moved to the relative security of Sapporo—and Kasumigaseki was all ministries and government offices and the Diet. Andrew Liptak, The Verge, "Two unlikely cops are paired up to solve murders in a war-torn Tokyo in Ninth Step Station," 8 Dec. 2018

Recent Examples on the Web: Verb

Banks were among the biggest decliners in the U.S., pulling the S&P 500’s financials sector down 3.4%. Michael Wursthorn, WSJ, "Stocks Tumble on Italy’s Political Instability," 29 May 2018 Construction lost 4,400 jobs, and the trade, transportation and utilities sector lost 1,900 jobs. Andrew Khouri, latimes.com, "California loses jobs in March, though unemployment stays at a record low," 20 Apr. 2018 Over the last five years, total shareholder return at Convergys has lagged the business services sector 7.9 percent to 15.7 percent, according to Morningstar. Alexander Coolidge, Cincinnati.com, "Convergys head, region's only female CEO of public company departing," 26 Jan. 2018 Investors need to give the over-the-counter drugs sector a thorough health check. Stephen Wilmot, WSJ, "Drugstore Favorites May Be Catching the Common Consumer Cold," 16 Oct. 2017 The chances of this deal going through seem high, because as of right now, the allegations are sectored off onto a specific person, not Adidas as an entity. Hunter Cooke, ajc, "Contract between Kansas and Adidas could be in jeopardy following scandal," 28 Sep. 2017 And, regardless of which sectors the new jobs are in, the structural shifts in the economy haven’t prevented over-all wages from rising lately, as employers have been forced to compete for workers—a very welcome development. John Cassidy, The New Yorker, "Obama’s Economic Record: An Assessment," 9 Jan. 2017

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'sector.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of sector

Noun

1570, in the meaning defined at sense 1a

Verb

1884, in the meaning defined above

History and Etymology for sector

Noun

Late Latin, from Latin, cutter, from secare to cut — more at saw

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Statistics for sector

Last Updated

19 Apr 2019

Look-up Popularity

Time Traveler for sector

The first known use of sector was in 1570

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More Definitions for sector

sector

noun

English Language Learners Definition of sector

: an area of an economy : a part of an economy that includes certain kinds of jobs
: an area for which someone (such as a military commander) is responsible
computers : one of the parts that a computer disk is divided into

sector

noun
sec·​tor | \ ˈsek-tər How to pronounce sector (audio) \

Kids Definition of sector

: a part of an area or of a sphere of activity the industrial sector of the economy

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More from Merriam-Webster on sector

Rhyming Dictionary: Words that rhyme with sector

Thesaurus: All synonyms and antonyms for sector

Spanish Central: Translation of sector

Nglish: Translation of sector for Spanish Speakers

Britannica English: Translation of sector for Arabic Speakers

Comments on sector

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