duopoly

[ doo-op-uh-lee, dyoo- ]

/ duˈɒp ə li, dyu- /

Save This Word!

noun, plural du·op·o·lies.

the market condition that exists when there are only two sellers.Compare monopoly (def. 1), oligopoly.

QUIZ

WILL YOU SAIL OR STUMBLE ON THESE GRAMMAR QUESTIONS?

Smoothly step over to these common grammar mistakes that trip many people up. Good luck!

Question 1 of 7

Fill in the blank: I can’t figure out _____ gave me this gift.

who

whom

TAKE THE QUIZ TO FIND OUT

Origin of duopoly

First recorded in 1915–20; duo- + (mono)poly

Words nearby duopoly

duodenitis, duodenojejunostomy, duodenum, duologue, duomo, duopoly, duopsony, Duo-Tang, duotone, duotype, dup

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use duopoly in a sentence

Rocket Lab might soon have something to say about that duopoly.
Rocket Lab could be SpaceX’s biggest rival|Neel Patel|March 2, 2021|MIT Technology Review
A string of recent events in China’s payments industry suggests the duopoly comprising Ant Group and Tencent may be getting a shakeup.
China’s draft payments rules put Ant, Tencent on notice|Rita Liao|January 22, 2021|TechCrunch
Apple and Google hold a duopoly over the mobile app market outside China.
Apple’s App Store draws scrutiny in yet another country|Verne Kopytoff|September 3, 2020|Fortune
No matter what happens with TikTok, marketers don’t want to be so dependent on the duopoly anymore.
‘Too beholden’: Why the TikTok ban has marketers griping about their reliance on Facebook and Google|Kristina Monllos|August 17, 2020|Digiday

Before the duopoly of Google and Facebook, Microsoft was one of the major players in the digital advertising industry.
5 questions about Microsoft’s plans for TikTok|Tim Peterson|August 5, 2020|Digiday
And more importantly, an Orman victory could signal a broader assault against the duopoly that controls congress.
Independent Greg Orman Stands Up Against GOP Attacks|John Avlon|November 4, 2014|DAILY BEAST
Today, two upstarts on opposite coasts are attacking the duopoly with tech-influenced business models.
After 100 Years, the Shaving Industry Is Finally being Disrupted|Daniel Gross|January 24, 2014|DAILY BEAST

British Dictionary definitions for duopoly

duopoly

/ (djʊˈɒpəlɪ) /

noun plural -lies

a situation in which control of a commodity or service in a particular market is vested in just two producers or suppliers

Derived forms of duopoly

duopolistic (ˌdjʊɒpəˈlɪstɪk), adjective

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012