critical mass

noun

: a size, number, or amount large enough to produce a particular result
the critical mass of activity needed for a retail store

Examples of critical mass in a Sentence

Recent Examples on the Web
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Independent sit-down restaurants that opened there often did so in isolated retail strips or standalone buildings rather than building toward a critical mass of similarly minded operators that can help draw diners to an area in the first place. Théoden Janes, Charlotte Observer, 24 Mar. 2026 Those additions aimed to boost engagement but never reached critical mass. Aamir Khollam, Interesting Engineering, 24 Mar. 2026 But the rail network is still struggling to attract a critical mass of new riders and draw drivers out of their cars, in part because the region is so sprawling and key areas, such as West Hollywood, have been left out. National Correspondent, Los Angeles Times, 24 Mar. 2026 Experts are gaming out scenarios in which civilian protests reach a critical mass and one or more branches of the security apparatus—the Revolutionary Guard, the Basij militia, the regular army—break away from the regime. Bobby Ghosh, Time, 5 Mar. 2026 See All Example Sentences for critical mass

Word History

First Known Use

1947, in the meaning defined above

Time Traveler
The first known use of critical mass was in 1947

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Cite this Entry

“Critical mass.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/critical%20mass. Accessed 31 Mar. 2026.

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