infeasible

adjective

in·​fea·​si·​ble (ˌ)in-ˈfē-zə-bəl How to pronounce infeasible (audio)
Synonyms of infeasiblenext
: not feasible : impracticable
infeasibility noun

Examples of infeasible 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.
Mahan’s housing plans include greater fee transparency and the reduction or deferral of development fees, which have been instrumental in making projects infeasible. Devan Patel, Mercury News, 10 Mar. 2026 Trying to fix the retirement program is infeasible. Ramesh Ponnuru, Washington Post, 25 Feb. 2026 And, in the hands of an experienced journalist, these data tools can help with projects that would have been infeasible even in the heyday of the business. Chris Stirewalt, The Hill, 23 Dec. 2025 Most current mRNA vaccines require ultracold storage (–70°C), which is infeasible in many regions. Srishti Gupta, Interesting Engineering, 19 Nov. 2025 See All Example Sentences for infeasible

Word History

First Known Use

1533, in the meaning defined above

Time Traveler
The first known use of infeasible was in 1533

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Cite this Entry

“Infeasible.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/infeasible. Accessed 26 Mar. 2026.

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