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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.

But a major Spanish clinical trial suggests it may work even better against type 2 diabetes when paired with three realistic upgrades: eating fewer calories, moving more, and getting professional support for weight loss.

From Science Daily • May 19, 2026

Neuralink has also been running a clinical trial testing an implant designed to restore speech since last October.

From MarketWatch • May 18, 2026

Sumitomo Heavy, which has agreed to manufacture and distribute the ultrasound device under license, has said it plans to seek regulatory approval for the medical device once the clinical trial is completed.

From The Wall Street Journal • May 18, 2026

Researchers from Mass General Brigham analyzed data from older adults who participated in a randomized clinical trial and found that two years of multivitamin use was linked to slower biological aging across several DNA-based measurements.

From Science Daily • May 14, 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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