uncontrolled

adjective

un·​con·​trolled ˌən-kən-ˈtrōld How to pronounce uncontrolled (audio)
: not controlled: such as
a
: happening or done without being stopped, slowed, or controlled
an uncontrolled tantrum
his uncontrolled anger
uncontrolled hypertension
uncontrolled urban sprawl
b
: not conducted or maintained in accordance with fixed rules, restraints, or procedures
results from an uncontrolled study
c
: not regulated by law with regard to possession and use
uncontrolled substances

Examples of uncontrolled in a Sentence

a tirade filled with uncontrolled anger about what the government was doing
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.
Expert skiers can ski the glacier from here on ungroomed trails in an uncontrolled environment. Joanne Shurvell, Forbes, 20 Jan. 2025 Damaged and destroyed structures also prompt uncontrolled water leaks. Andrew J. Whelton, CNN, 17 Jan. 2025 The car was being driven in the left lane when Maldonado reportedly turned to the right, leading the vehicle into an uncontrolled clockwise spin, according to the warrant affidavit. Justin Muszynski, Hartford Courant, 16 Jan. 2025 One study found that sulforaphane, in the form of broccoli sprout extract, can help lower fasting blood glucose (sugar) and hemoglobin A1c (HbA1c) levels in people with uncontrolled type 2 diabetes. Chelsea Rae Bourgeois, Rdn, Ld, Health, 11 Jan. 2025 See all Example Sentences for uncontrolled 

Word History

First Known Use

circa 1535, in the meaning defined above

Time Traveler
The first known use of uncontrolled was circa 1535

Dictionary Entries Near uncontrolled

Cite this Entry

“Uncontrolled.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/uncontrolled. Accessed 29 Jan. 2025.

Medical Definition

uncontrolled

adjective
un·​con·​trolled ˌən-kən-ˈtrōld How to pronounce uncontrolled (audio)
1
: not being under control
uncontrolled hypertension
2
: not incorporating suitable experimental controls
uncontrolled drug trials

More from Merriam-Webster on uncontrolled

Last Updated: - Updated example sentences
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