market share

noun

: the percentage of the market for a product or service that a company supplies

Examples of market share in a Sentence

The company has gained market share in the past year. companies working to increase their market shares
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
But OpenAI has lost ground to Anthropic in coding and enterprise markets, while Google has eaten into its consumer market share, The Wall Street Journal reported. Tom Chivers, semafor.com, 28 Apr. 2026 ChatGPT’s growth has begun to slow as Anthropic’s Claude and Google’s Gemini eat into its market share in different segments. Eva Roytburg, Fortune, 28 Apr. 2026 The positive notes matter because CrowdStrike and Palo Alto have been swept up in the broader sell-off in software stocks this year amid worries that AI will steal market share. Paulina Likos, CNBC, 27 Apr. 2026 When Amazon launched in the 1990s, independent bookstores had 30% of the market share; today, that number is around 7%. Mark Pearson, Mercury News, 25 Apr. 2026 See All Example Sentences for market share

Word History

First Known Use

1918, in the meaning defined above

Time Traveler
The first known use of market share was in 1918

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Cite this Entry

“Market share.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/market%20share. Accessed 29 Apr. 2026.

Legal Definition

market share

noun
: the percentage of the market for a product or service that a company supplies

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