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.
The cause of the fire will be listed as undetermined pending the final ruling from the ME's Office on the victim's cause of death, Dallas Fire-Rescue said. S.e. Jenkins, CBS News, 23 Dec. 2025 At this time, the containment status is unknown and the cause of the fire remains undetermined. Ca Wildfire Bot, Sacbee.com, 23 Dec. 2025 Hopkins said after investigating, fires at Parade Park were classified in one of three categories: undetermined, homeless incendiary and arson. Kendrick Calfee, Kansas City Star, 6 Dec. 2025 These drawers are repositories for things like batteries with undetermined amounts of life left, menus of restaurants that may or may not still be in business, forgotten school forms, an assortment of rubber bands, and gift cards with just enough of a balance that they can’t quite be thrown away. Melissa Locker, Southern Living, 5 Dec. 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 28 Dec. 2025.

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