controlled

adjective

con·​trolled kən-ˈtrōld How to pronounce controlled (audio)
Synonyms of controllednext
1
2
: regulated by law with regard to possession and use
controlled substances

Examples of controlled in a Sentence

Instead of arguing, they talked in a calm, controlled manner. The test was done under controlled conditions. The polar bears at the zoo live in a controlled environment.
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.
Hurteau says while many land managers and fire experts have been working to restore forest health, there still isn't nearly enough controlled burning being done. Lauren Sommer, NPR, 4 May 2026 That translates to asking your stylist for something that sits between the lip and chin with a very blunt, controlled perimeter. Diana Tsui, Footwear News, 3 May 2026 Too bad the script feels less controlled and more directionless when each of these characters go head to head with an increasing body count across several bloody incidents. Tomris Laffly, Variety, 14 Mar. 2026 Once the legs are free, slow and controlled motions can help a person gradually reach firmer ground. Outside, 5 Mar. 2026 See All Example Sentences for controlled

Word History

First Known Use

1581, in the meaning defined at sense 1

Time Traveler
The first known use of controlled was in 1581

Cite this Entry

“Controlled.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/controlled. Accessed 21 May. 2026.

Medical Definition

controlled

adjective
con·​trolled kən-ˈtrōld How to pronounce controlled (audio)
: regulated by law with regard to possession and use
controlled drugs

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