controlled

adjective

con·trolled | \ kən-ˈtrōld

Definition of controlled

1 : restrained

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.

Recent Examples on the Web

The treatment often involves chain-saw thinning and then controlled burns during cooler weather. — Christine Clarridge, The Seattle Times, "Despite the scourge of smoky summers, Washington underfunds wildfire-control efforts," 4 Sep. 2018 The few startups that have launched services are operating in much smaller, more tightly controlled environments and at lower speeds. — Timothy B. Lee, Ars Technica, "Waymo One, the groundbreaking self-driving taxi service, explained," 5 Dec. 2018 The state would increase controlled burns and boost education and training programs in fire-prone areas. — Liam Dillon, latimes.com, "Gov. Jerry Brown offers part of a historic budget bonanza to help ease California's homelessness crisis," 11 May 2018 Fire departments also use them for controlled burns to help prevent forest fires or to stop fires from spreading. — Allison Barrie, Fox News, "Elon Musk thrusts civilian flamethrowers into the spotlight," 23 Mar. 2018 Some randomized controlled trials have shown that Pycnogenol and maca extract (Lepidium meyenii) can help control hot flashes (Maturitas, February 2014). — Joe Graedon, The Seattle Times, "Vicks VapoRub eases facial pain," 11 Sep. 2018 But in 2016, critics claimed that what appears to be light propulsion of graphene sponges may actually be an effect of the experiment’s highly controlled environment that’s not reproducible in the vacuum of deep space. — Gemma Tarlach, Discover Magazine, "20 Things You Didn't Know About ... Graphene," 13 Aug. 2018 They were charged with conspiracy to distribute controlled substances and conspiracy to commit health-care fraud and were expected to appear in federal court in Manhattan on Thursday afternoon. — Zolan Kanno-youngs, WSJ, "‘Drug Dealers in White Coats’," 11 Oct. 2018 But, by allowing researchers to examine behaviors commonly associated with mania, rodent studies offer an opportunity to look at complicated elements of psychiatric illness in a more controlled environment, Tamashiro explains. — Claire Gillespie, SELF, "So, About That Study That Linked Processed Meats to Mania...," 7 Aug. 2018

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.