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clinical trial

American  
  1. the scientific investigation of a new treatment that has shown some benefit in animal or laboratory studies, but that has not yet been proven effective in humans.


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.

The clinical trial of two therapeutics began, with the enrolment of the first patient.

From BBC • Jul. 2, 2026

The Danish biotechnology company and partner AbbVie said a drug combination to treat lymphoma met the primary goal in a late-stage clinical trial.

From The Wall Street Journal • Jul. 2, 2026

She told “Good Morning America” that Johnson has taken part in a clinical trial for a therapy “that decreases inflammation, and I think that helped him a lot.”

From Los Angeles Times • Jun. 29, 2026

At one point, after a treatment failed, Michele learned of a life-saving clinical trial through a chance connection.

From MarketWatch • Jun. 27, 2026

Their fifty-three patients were, in effect, a clinical trial, and an astonishingly successful one.

From "Mountains Beyond Mountains" by Tracy Kidder and Michael French

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