bioactive

adjective

bio·​ac·​tive ˌbī-ō-ˈak-tiv How to pronounce bioactive (audio)
: having an effect on a living organism
bioactive molecules
bioactivity noun

Examples of bioactive in a Sentence

Recent Examples on the Web
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Orange peels are rich in bioactive compounds such as citric acids, flavonoids, polyphenols, and essential oils like limonene. Lee Wallender, The Spruce, 31 May 2026 Coffee is a complex beverage with multiple bioactive components including (but not limited to) caffeine. Paul Hsieh, Forbes.com, 30 May 2026 The primary one is allicin, a bioactive sulfur compound that gives garlic its strong odor. Madeline Buiano, Martha Stewart, 29 May 2026 Asparagus contains potassium, antioxidants, folate, and other bioactive compounds that reduce oxidative stress and improve blood vessel function. Md Published, Verywell Health, 11 May 2026 See All Example Sentences for bioactive

Word History

First Known Use

1938, in the meaning defined above

Time Traveler
The first known use of bioactive was in 1938

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Cite this Entry

“Bioactive.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/bioactive. Accessed 10 Jun. 2026.

Medical Definition

bioactive

adjective
bio·​ac·​tive -ˈak-tiv How to pronounce bioactive (audio)
: having an effect on a living organism
bioactive molecules
bioactive pharmaceuticals and pesticides
bioactivity noun
plural bioactivities
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