bio·​ac·​tive | \ ˌbī-ō-ˈak-tiv How to pronounce bioactive (audio) \

Definition of bioactive

: having an effect on a living organism bioactive molecules

Keep scrolling for more

Other Words from bioactive

bioactivity \ ˌbī-​ō-​ak-​ˈti-​və-​tē How to pronounce bioactivity (audio) \ noun

Examples of bioactive in a Sentence

Recent Examples on the Web In a study published in the journal Food & Function, researchers summarize the protective effects of spinach, based on the activity of its naturally occurring phytochemicals and bioactive compounds. Cynthia Sass, Mph,, "6 Health Benefits of Spinach, According to a Nutritionist," 18 Aug. 2020 Another issue is that CBD is a botanical, from a plant that makes more than 100 compounds that come only from cannabis, called cannabinoids, plus other potentially bioactive molecules such as terpenoids. Amber Dance, Scientific American, "As CBD Skyrockets in Popularity, Scientists Scramble to Understand How It’s Metabolized," 14 Nov. 2019 Lion's Mane contains bioactive substances may be good for your brain, heart, and gut. Popular Science, "Kits to help you grow your own mushrooms," 30 Oct. 2019 Gu also said that green tea is a richer source of flavanoids, especially tea polyphenols, and these bioactive compounds could be protective against cardiovascular disease. Katie Hunt, CNN, "Drinking green tea, rather than black, may help you live longer, new study suggests," 9 Jan. 2020 Recent technological developments in analytical sugar chemistry have identified new and potentially bioactive compounds in human breast milk. Enea Rezzonico, Scientific American, "Nestlé's research on nutrition and the human gut microbiome," 17 Feb. 2015 Celery is rich in antioxidants and other bioactive compounds Celery contains over a dozen types of antioxidants and dozens of potent anti-inflammatory substances. Cynthia Sass, Mph,, "Health Benefits of Celery," 12 Dec. 2019 Plants also contain a variety of phytochemicals—bioactive compounds including flavonoids, carotenoids, and polyphenols that, some studies suggest, may be linked to lower risk of chronic diseases like cancer and cardiovascular disease. Carolyn L. Todd, SELF, "Does It Make a Difference if You Get Your Protein from Plants or Animals?," 28 Aug. 2019 The students also participate in designing and building bioactive naturalistic enclosures. John Benson,, "Lakewood Rangers Education Foundation announces creative project grants," 28 Aug. 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'bioactive.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

See More

First Known Use of bioactive

1938, in the meaning defined above

Keep scrolling for more

Learn More about bioactive

Time Traveler for bioactive

Time Traveler

The first known use of bioactive was in 1938

See more words from the same year

Statistics for bioactive

Cite this Entry

“Bioactive.” Dictionary, Merriam-Webster, Accessed 28 Oct. 2020.

Keep scrolling for more

More Definitions for bioactive


bio·​ac·​tive | \ -ˈak-tiv How to pronounce bioactive (audio) \

Medical Definition of bioactive

: having an effect on a living organism bioactive molecules bioactive pharmaceuticals and pesticides

Other Words from bioactive

bioactivity \ -​ak-​ˈtiv-​ət-​ē How to pronounce bioactivity (audio) \ noun, plural bioactivities

Comments on bioactive

What made you want to look up bioactive? Please tell us where you read or heard it (including the quote, if possible).


Test Your Vocabulary

Namesakes Word Quiz

  • a citrus fruit possibly named after a person
  • Which of the following is a fruit named after a Moroccan seaport?
Spell It

Can you spell these 10 commonly misspelled words?

Dictionary Devil

Test Your Knowledge - and learn some interesting things along the way.

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!