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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

Schaeffler's goal is to develop components that allow for highly energy efficient, well-controlled movement, which is essential for competent bipedal robots to move and work safely alongside humans.

From BBC ● Feb. 5, 2026

Let the wise man, striving, heedful, well-controlled and temperate, Make himself an island which the flood shall never sweep away.

From The Buddha's Path of Virtue A Translation of the Dhammapada by Frank Lee Woodward

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