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

Synonyms of undetermined

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Examples of undetermined in a Sentence

an undetermined form seen only from a distance the fate of the prisoners is still undetermined
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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.
Although the details of the project – including how the money would be divided between states and how exactly water use would be reduced – are currently undetermined. — Swasti Singhai, USA Today, 4 Aug. 2026 Earlier this month, Crump released the preliminary findings of an independent autopsy, which listed Wells’ cause and manner of death as undetermined pending further investigation. — Adam England, PEOPLE, 31 July 2026 Cornucopian, a 4-year-old son of Into Mischief, suffered an injury of undetermined severity nearing the quarter pole on the far turn and was pulled up by jockey Juan Hernandez. — Bill Center, San Diego Union-Tribune, 26 July 2026 Both films show their stunted couples attempting to start over, reenacting the beginning of their relationship, when everything was terrifyingly and beautifully undetermined. — Faith Hill, The Atlantic, 24 July 2026 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

Rhymes for undetermined

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Browse Nearby Words

undeterminate
undetermined
undeterred
See all Nearby Words

Cite this Entry

“Undetermined.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/undetermined. Accessed 7 Aug. 2026.

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More from Merriam-Webster on undetermined

Nglish: Translation of undetermined for Spanish Speakers

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