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well-controlled

British  

adjective

  1. regulated, operated, or restrained successfully or strictly

    well-controlled research work

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Example Sentences

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NPR described the outcome as a striking rejection of the FDA’s stance, pointing out that every one of these compounds lacks the large, well-controlled clinical trials required to prove safety and effectiveness in humans.

From MarketWatch Sep. 17, 2026

The FDA wrote that Replimune’s study “does not include an adequate and well-controlled investigation that demonstrates substantial evidence of effectiveness.”

From The Wall Street Journal Jul. 30, 2026

The FDA rejects Moderna’s application due to an inadequate and not well-controlled trial.

From Barron's Feb. 11, 2026

The examination noted the president's medical history of "well-controlled hypercholesterolemia", a condition which can increase a patient's risk of a heart attack.

From BBC Apr. 13, 2025

He who lives without looking for pleasures, his senses well-controlled, moderate in his food, faithful and strong, him Māra will certainly not overthrow, any more than the wind throws down a rocky mountain.

From The Gospel of Buddha Compiled from Ancient Records by Paul Carus by Paul Carus

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