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
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.
Her exact cause of death remains undetermined, pending toxicology results which could take up to eight weeks. — Krystie Lee Yandoli, USA Today, 22 Aug. 2026 The report, released this month, found the cause of her death was a gunshot wound to the head, but the manner of death was undetermined. — Grace Toohey, Los Angeles Times, 19 Aug. 2026 According to a Biscuit Belly news release, the timeline for when Mansfield’s Maple Street will become a Biscuit Belly is undetermined. — Ella Gonzales, Fort Worth Star-Telegram, 17 Aug. 2026 Turner's manner of death remained listed as undetermined for years as investigators continued reviewing forensic evidence, witness statements and other records. — Zachary Bynum, CBS News, 14 Aug. 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 1 Sep. 2026.

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Last Updated: - Updated example sentences
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