con·​trolled | \ kən-ˈtrōld How to pronounce controlled (audio) \

Definition of controlled

2 : regulated by law with regard to possession and use controlled drugs

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.
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Recent Examples on the Web At first, Walgreens turned to Cardinal Health to distribute controlled substances to its pharmacies. Anchorage Daily News, "At height of opioid crisis, Walgreens handled nearly one in five of the most addictive drugs," 7 Nov. 2019 According to Westmacott, many medications that are used to manage mental health conditions are considered controlled substances in some countries. Anna Borges, SELF, "9 Super Helpful Ways to Take Care of Your Mental Health While Traveling," 25 Oct. 2019 An indictment unsealed earlier this month in federal court in Cincinnati lists addresses in Adams, Brown and Highland counties that were allegedly used to distribute controlled substances. Kevin Grasha,, "Former Clermont prosecutor, woman known as 'MILF' among 28 charged in meth conspiracy," 25 Oct. 2019 The trio — Stephen Walter, Cameron Pettit and Ryan Reavis — were charged with conspiring to distribute controlled substances resulting in death and distribution of fentanyl resulting in death, according to an indictment obtained by NBC News. NBC News, "Two convicted felons, one other man indicted in overdose death of rapper Mac Miller," 2 Oct. 2019 The counts include conspiracy to distribute controlled substances, and conspiracies to transport individuals to engage in prostitution. Mario Ariza,, "How to get drugs into 50 prisons? Soak inmates’ mail in heroin, ecstasy and fentanyl," 24 Sep. 2019 Each defendant faces a charge of conspiracy to distribute controlled substances. Eric Heisig,, "Prisoner orchestrated fentanyl shipments from Mexico in drug ring that led to charges against 10, feds say," 12 Sep. 2019 These practices offer a safer and more controlled environment than a preseason game. Mike Jones, USA TODAY, "Opinion: As coaches choose safety over game reps, it's time for NFL to cut preseason slate," 22 Aug. 2019 The Sea Kings had their ups and downs in the 90-minute scrimmage against the Titans, which featured a controlled environment with plays being run from the 40-yard line, the red zone and third-down situations. Matt Szabo, Daily Pilot, "Corona del Mar football gets it going in scrimmage at Tesoro," 16 Aug. 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'controlled.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of controlled

1581, in the meaning defined at sense 1

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Statistics for controlled

Last Updated

16 Nov 2019

Time Traveler for controlled

The first known use of controlled was in 1581

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More Definitions for controlled


How to pronounce controlled (audio)

English Language Learners Definition of controlled

: not overly angry or emotional
: done or organized according to certain rules, instructions, or procedures
used to describe a drug that is illegal to have or use without permission from a doctor


con·​trolled | \ kən-ˈtrōld How to pronounce controlled (audio) \

Medical Definition of controlled

: regulated by law with regard to possession and use controlled drugs

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Comments on controlled

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to speed up the process or progress of

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