counterfactual

adjective

coun·​ter·​fac·​tu·​al ˌkau̇n-tər-ˈfak-chə-wəl How to pronounce counterfactual (audio)
-chəl
-shwəl
-chü-əl
Synonyms of counterfactualnext
: contrary to fact
counterfactual assumptions

Examples of counterfactual in a Sentence

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.
For years, that counterfactual felt abstract. John Hope Bryant, Time, 28 May 2026 That is the most relevant counterfactual available. Shivaram Rajgopal, Forbes.com, 24 May 2026 Mandatory frontier-model approval simultaneously fails the targeting, counterfactual durability, and enforceability tests. Jeffrey Sonnenfeld, Fortune, 15 May 2026 In our counterfactual future, Argentina, Chile, and Uruguay in South America’s southern cone, so close to Antarctica, have to adapt to some of the harshest effects of the widening hole in the ozone. Big Think, 31 Mar. 2026 See All Example Sentences for counterfactual

Word History

First Known Use

1946, in the meaning defined above

Time Traveler
The first known use of counterfactual was in 1946

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Cite this Entry

“Counterfactual.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/counterfactual. Accessed 13 Jun. 2026.

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