unchecked

adjective

ˌən-ˈchekt How to pronounce unchecked (audio)
Definition of uncheckednext
as in rampant
showing no signs of being under control unchecked corruption in the state's prison system

Synonyms & Similar Words

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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 unchecked In mission-critical environments, however, unchecked autonomy is dangerous. — Mahesh Saptharishi, Forbes.com, 29 July 2026 The report documented conduct that employees said went unchecked for years, but its target was already outside the building. — Dan Zaksheske Outkick, FOXNews.com, 28 July 2026 Even within the same species, unchecked inbreeding has harmed genetic diversity and overall health, experts say. — Jessie Yeung, CNN Money, 25 July 2026 Turner estimates that a $200 to $300 part could end up costing a homeowner as much as $3,000 or more if the problem is left unchecked. — Alora Bopray, USA Today, 25 July 2026 See All Example Sentences for unchecked
Recent Examples of Synonyms for unchecked
  1. rampant
  2. uncontrolled
Adjective
  • The data centers that power artificial intelligence are being built at a rampant pace, and are spurring resistance all over the country.
    — David Remnick, New Yorker, 14 Aug. 2026
  • In at least one instance, a guard was convicted of rampant abuse over roughly a decade and sentenced to 224 years in prison.
    — ABC News, ABC News, 13 Aug. 2026
Definition of rampant
Adjective
  • Crews responded to a large, uncontrolled wildfire sparked by the crash, and evacuations were in place, Coleman said.
    — Cindy Von Quednow, CNN Money, 12 Aug. 2026
  • Tribbles are a metaphor for uncontrolled activities of humanity.
    — Bryan Alexander, USA Today, 8 Aug. 2026
Definition of uncontrolled

Browse Nearby Words

unchastity
unchecked
unchic
See all Nearby Words

Cite this Entry

“Unchecked.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/unchecked. Accessed 18 Aug. 2026.

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More from Merriam-Webster on unchecked

Nglish: Translation of unchecked for Spanish Speakers

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