un·​de·​fined | \ ˌən-di-ˈfīnd How to pronounce undefined (audio) \

Definition of undefined

: not defined: such as
a : not clearly or precisely shown, described, or limited undefined rules undefined powers a vague, undefined feeling of dread … the true outlines of Clinton's foreign policy remain undefined.— William Greider
b : not provided with a definition an undefined dictionary entry

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Examples of undefined in a Sentence

Recent Examples on the Web Now, the next chapter of the Tiger era at the Masters remains wholly undefined. New York Times, "Without Tiger Woods, the Masters Leaderboard Is a Blank Slate," 6 Apr. 2021 The rest of the spending for business remains undefined. Sophie Carson, Milwaukee Journal Sentinel, "Gov. Tony Evers announces he'll direct $2.5 billion in federal relief money to Wisconsin businesses," 29 Mar. 2021 The administration’s stance on U.S. fuel exports and commitments on climate finance is undefined, with no firm adherence yet to the Green Climate Fund or other mitigation, adaptation, or loss and damage pools. Kate Aronoff, The New Republic, "Can OPEC Rescue the Planet?," 22 Mar. 2021 The possibility of missing out on more adventures for an undefined period is a hard reality to consider. New York Times, "To Stay or Go? Even With Vaccines, Travel Planning Remains Complicated," 5 Mar. 2021 In the warm, undefined space of the painting, veils of blue and purple waft around a golden center. BostonGlobe.com, "Painter Rosie Ranauro is alive to the body’s grief and joy," 11 Mar. 2021 This means embracing fluidity, and an aesthetic not afraid of color or undefined objects. Christine Jean-baptiste, Vogue, "The Future of Interior Design Is Soft and Squiggly," 10 Mar. 2021 Starting center Marc Gasol didn’t play and will be in the league’s health and safety protocols for an undefined amount of time. Los Angeles Times, "The Sports Report: Lakers fall to the Suns," 3 Mar. 2021 The target is now 2% average inflation over some undefined period. John Mauldin, Forbes, "The Case For Inflation," 24 Feb. 2021

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'undefined.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of undefined

1611, in the meaning defined above

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Time Traveler for undefined

Time Traveler

The first known use of undefined was in 1611

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Statistics for undefined

Last Updated

9 Apr 2021

Cite this Entry

“Undefined.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/undefined. Accessed 18 Apr. 2021.

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More Definitions for undefined



English Language Learners Definition of undefined

: not shown or described clearly

More from Merriam-Webster on undefined

Thesaurus: All synonyms and antonyms for undefined

Britannica English: Translation of undefined for Arabic Speakers

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