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du·op·o·ly | \ du̇-ˈä-pə-lē 
also dyu̇- \
also dyu̇- \ plural duopolies
Definition of duopoly
1 : an oligopoly limited to two sellers
2 : preponderant influence or control by two political powers
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Other Words from duopoly
duopolistic \ d(y)u̇-ˌä-pə-ˈli-stik \ adjective
\ adjectiveExamples of duopoly in a Sentence
Recent Examples on the Web Second, Google and Facebook have built a duopoly in digital advertising.
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Daniel Hanley, Wired, "Ad Mergers Won't Save Journalism. Strict Merger Rules Would," 10 Sep. 2020 Some industry experts worry that Vodafone Idea’s financial struggles could pave the way for a duopoly.
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Itika Sharma Punit, Quartz India, "India’s richest man is borrowing from the Big Tech playbook," 23 Aug. 2020 BlackBerry stuck with its own in-house OSes for too long while the Android and iOS duopoly took over the world, and the company's sales tanked.
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Ron Amadeo, Ars Technica, "Zombie BlackBerrys! QWERTY BlackBerry Android phones are coming back," 20 Aug. 2020 Sweeney described the two companies as a duopoly in an interview with Bloomberg Television last month.
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Mark Gurman, Fortune, "Apple yanks Fortnite from App Store, and the game’s creator sues," 13 Aug. 2020 By and large, internet service in the U.S. is a duopoly controlled by Comcast, with its cable infrastructure, and AT&T, with its telephone lines.
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Gregory Thomas, San Francisco Chronicle, "Can San Francisco realize the dream of public internet?," 9 Aug. 2020 The companies take as much as 30% of app sales, creating highly profitable businesses -- but also a rising chorus of critics who see an exploitative duopoly.
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Mark Gurman, Bloomberg.com, "Apple’s App Store Rules Scrutinized in U.S. Antitrust Probe," 27 June 2020 Most of all, Boeing shares with Airbus a duopoly in a gigantic business that at some point will return to robust growth.
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Shawn Tully, Fortune, "6 reasons Boeing’s financial picture may be brighter than most assume," 20 June 2020 What Boeing can bank on is the longstanding aircraft duopoly will endure.
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Shawn Tully, Fortune, "6 reasons Boeing’s financial picture may be brighter than most assume," 20 June 2020
See MoreThese example sentences are selected automatically from various online news sources to reflect current usage of the word 'duopoly.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
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Time Traveler for duopoly
The first known use of duopoly was in 1920
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