duopoly

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

noun

plural

duopolies 

1. the market condition that exists when there are only two sellers.

duopoly

/ ˌdjʊɒpəˈlɪstɪk, djʊˈɒpəlɪ /

noun

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

Other Word Forms

• duopolistic adjective

Word History and Origins

Origin of duopoly¹

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

Example Sentences

In July it found that "around 90-100% of UK mobile devices" ran on Apple or Google's mobile platforms, adding this meant the firms had "an effective duopoly".

From BBC

The company said in a statement that the combination, known in the industry as a “duopoly,” will allow it to provide “expanded local news, local weather, and local sports programming.”

From Los Angeles Times

"Around 90-100% of UK mobile devices running on Apple or Google's mobile platforms," the CMA said, adding this means the firms "hold an effective duopoly".

From BBC

Novak Djokovic has not won a major title since the 2023 US Open and it was widely accepted Wimbledon represented his best chance of breaking the Sinner-Alcaraz duopoly.

From BBC

Sinner and Alcaraz have created a duopoly in the men's game over the past two seasons, forging a gripping rivalry that is starting to fill the void left by the sport's retired or ageing superstars.

From BBC