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undetermined

adjective

un·​de·​ter·​mined ˌən-di-ˈtər-mənd How to pronounce undetermined (audio)
-dē-
Synonyms of undeterminednext
: not definitely or authoritatively decided, settled, or identified : not determined
an undetermined boundary
an undetermined species
at an as yet undetermined time
an undetermined number of people

Examples of undetermined in a Sentence

an undetermined form seen only from a distance the fate of the prisoners is still undetermined
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.
Currently, there is no information on the containment of the fire and the cause of it is still undetermined. Ca Wildfire Bot, Sacbee.com, 1 Dec. 2025 His cause of death had been ruled undetermined until her second son died, according to the warrant. Kc Baker, PEOPLE, 25 Nov. 2025 An Akron police officer shot at a man 15 times, striking him an undetermined number of times. Bryce Buyakie, USA Today, 20 Nov. 2025 The crash spilled an undetermined amount of fuel from the semitrailer’s side tank onto the highway. Lauren Penington, Denver Post, 17 Nov. 2025 See All Example Sentences for undetermined

Word History

First Known Use

15th century, in the meaning defined above

Time Traveler
The first known use of undetermined was in the 15th century

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Cite this Entry

“Undetermined.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/undetermined. Accessed 8 Dec. 2025.

More from Merriam-Webster on undetermined

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