UNDETERMINED Synonyms: 69 Similar and Opposite Words

undetermined

adjective

ˌən-di-ˈtər-mənd

Definition of undetermined

as in vague

not seen or understood clearly an undetermined form seen only from a distance

Synonyms & Similar Words

Relevance

Antonyms & Near Antonyms

as in pending

not yet settled or decided the fate of the prisoners is still undetermined

Synonyms & Similar Words

Antonyms & Near Antonyms

Example Sentences

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.

Recent Examples of undetermined The cause of the duck's death is undetermined but sparked concern from onlookers. — Michelle Del Rey, USA Today, 22 June 2026 While an autopsy was conducted, his cause of death remains undetermined, pending a further investigation, sources said. — John Annese, New York Daily News, 19 June 2026 The elevator will start operating at an undetermined date. — Miami Herald, 18 June 2026 The airport will remain closed for an undetermined amount of time, the sheriff said. — Cindy Von Quednow, CNN Money, 14 June 2026 See All Example Sentences for undetermined

Recent Examples of Synonyms for undetermined

Adjective

The section’s vague language and many loopholes could have a chilling effect on any research that studies the effects of a disease, policy or public health intervention on any specific group of people, Rafla-Yuan said.

— Corinne Purtill, Los Angeles Times, 10 July 2026
Trip reports were vague but full of warnings about steep canyon walls and boat-eating holes.

— John Todd, Outdoor Life, 9 July 2026

Definition of vague

Adjective

City spokesperson Sherae Honeycutt declined to comment on the rulings, saying the lawsuits remain pending.

— Ben Wheeler July 9, Kansas City Star, 9 July 2026
Penguins pre-free agency re-signings The biggest pending unrestricted free agent for the Penguins going into this offseason was center and assistant captain Evgeni Malkin.

— Patrick Damp, CBS News, 1 July 2026

Definition of pending

Adjective

There was a pungent smell and a faint buzzing sound coming from the bedroom.

— Faith Wakefield, USA Today, 10 July 2026
Though her father has moved to Savannah in the faint hope of reviving his relationship with her and his grandchildren, Anna has wisely kept her distance from him, given his criminal past and his as-yet-unarticulated failings as a parent.

— Scott Tobias, Vulture, 10 July 2026

Definition of faint

Adjective

That should make Earth’s magnetic field more disturbed than usual, with mostly unsettled or active conditions and a chance of brief G1 geomagnetic storms.

— Jamie Carter, Forbes.com, 10 July 2026
The lack of regulation and the unsettled law surrounding prediction markets have raised serious concerns on Capitol Hill.

— Luke Garrett, NPR, 9 July 2026

Definition of unsettled

Adjective

Burke says the interim boss at CPD, Fred Waller, is known and respected, but who leads long-term at 35th and Michigan remains unclear.

— Chris Tye, CBS News, 14 July 2026
Right-back Calvin Ramsay (22) is in a similar situation, although there may be more game-time opportunities for him because of Conor Bradley’s unclear injury status.

— Andy Jones, New York Times, 14 July 2026

Definition of unclear

Adjective

Court records show that while some had felony convictions, others had unresolved immigration proceedings or had been arrested but never convicted of a crime.

— ABC News, ABC News, 13 July 2026
In a region where climate change has already strained access to critical resources for millions, every day that the conflict remains unresolved is another day the people of the region must confront threats to their very survival.

— Sarah Yerkes, Time, 10 July 2026

Definition of unresolved

Adjective

Give yourself permission to be undecided, even if just for the time being.

— Valerie Mesa, PEOPLE, 3 July 2026
Real-world error includes sources of error beyond sampling error, such as nonresponse bias, coverage error, late shifts among undecided voters and error in estimating the composition of the electorate.

— New York Times, New York Times, 1 July 2026

Definition of undecided

Browse Nearby Words

undetected

undetermined

undeterred

See all Nearby Words

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Style

“Undetermined.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/undetermined. Accessed 17 Jul. 2026.

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Synonyms of undetermined

adjective

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