undetermined

adjective

un·​de·​ter·​mined ˌən-di-ˈtər-mənd How to pronounce undetermined (audio)
-dē-
: 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.
Brittany Schaefer, public information officer for the state Department of Public Health, said since January there have been 389 unintentional and undetermined intent drug overdose deaths. Livi Stanford, Hartford Courant, 15 July 2025 Currently, there is no information on the containment of the fire and the cause of it is still undetermined. Ca Wildfire Bot, Sacbee.com, 14 July 2025 Suazo’s body showed no signs of trauma, with her cause of death remaining undetermined pending an investigation by the Office of the Chief Medical Examiner. Julia Bonavita, FOXNews.com, 11 July 2025 Her cause and manner of death are still undetermined, police said. Saleen Martin, USA Today, 11 July 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

Browse Nearby Words

Cite this Entry

“Undetermined.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/undetermined. Accessed 22 Jul. 2025.

More from Merriam-Webster on undetermined

Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!