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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

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

We recently announced in the New England Journal of Medicine that we are changing the requirement for drug studies from two clinical trials to one well-controlled, well-designed trial.

From The Wall Street Journal Feb. 23, 2026

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

From Barron's Feb. 11, 2026

The study used a "campus-based research kitchen to bridge the gap between laboratory-based chamber experiments measuring pollution from different cooking methods and less well-controlled testing in domestic kitchens."

From Salon Jan. 21, 2025

They say state-of-the-art large language models like GPT-4 could be useful for providing eye-related advice, diagnosis, and management suggestions in well-controlled contexts, like triaging patients, or where access to specialist healthcare professionals is limited.

From Science Daily Apr. 17, 2024

If, however, he continues to converse, turn to him, and say in a low, well-controlled voice: "Sir, if you persist further in forcing your unwelcome attentions upon me, I shall summon the conductor at once."

From Master of the Vineyard by Reed, Myrtle

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