clinical trial

noun

: a scientifically controlled study of the safety and effectiveness of a therapeutic agent (such as a drug or vaccine) using consenting human subjects

Examples of clinical trial in a Sentence

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It is currently only being used in clinical trials there. K.j. Yossman, Variety, 28 Apr. 2026 After initially being given three to four months to live, Sasse, 54, entered a clinical trial for a drug called daraxonrasib, an oral therapy (pill) that is designed to block the defective gene that triggers uncontrolled cellular growth. Melissa Rudy, FOXNews.com, 28 Apr. 2026 Semaglutide has been shown to help resolve MASH in human clinical trials, and the FDA approved the drug for that disease last year. Lauren J. Young, Scientific American, 27 Apr. 2026 Oruka still needs to conduct late-stage clinical trials, but Monday’s results bolster ORKA-001’s potential to become a new treatment for the autoimmune skin disease with remission rates equal to or greater than current commercial blockbusters Skyrizi and Bimzelx, while requiring fewer injections. Adam Feuerstein, STAT, 27 Apr. 2026 See All Example Sentences for clinical trial

Word History

First Known Use

1946, in the meaning defined above

Time Traveler
The first known use of clinical trial was in 1946

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Cite this Entry

“Clinical trial.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/clinical%20trial. Accessed 3 May. 2026.

Medical Definition

clinical trial

noun
: a scientifically controlled study of the safety and effectiveness of a therapeutic agent (as a drug or vaccine) using consenting human subjects

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