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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
Recent Examples on the Web
To be fair, researchers did conduct a clinical trial of doxy PEP in cisgender women, but its outcomes were affected by the same issue that plagued early clinical trials of HIV pre-exposure prophylaxis (PrEP) among cisgender women.
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Oni Blackstock and Whitney C. Irie, STAT, 22 July 2024
Researchers will have to design randomized clinical trials to prove causality.
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Claire Bugos, Verywell Health, 18 July 2024
Right now, Doherty hopes to get into clinical trials as new treatments are developed.
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Nicholas Rice, Peoplemag, 14 July 2024
The first randomized clinical trial assessing the efficacy and safety of a treatment to reduce toxoplasmosis transmission prenatally, Toxogest, published its findings in 2018.
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Bill Sullivan, The Conversation, 10 July 2024
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These examples are programmatically compiled from various online sources to illustrate current usage of the word 'clinical trial.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.
Word History
First Known Use
1946, in the meaning defined above
Dictionary Entries Near clinical trial
Cite this Entry
“Clinical trial.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/clinical%20trial. Accessed 27 Jul. 2024.
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
More from Merriam-Webster on clinical trial
Britannica.com: Encyclopedia article about clinical trial
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