capsaicin

noun
cap·​sa·​i·​cin | \kap-ˈsā-ə-sən \

Definition of capsaicin 

: a colorless irritant phenolic amide C18H27NO3 found in various capsicums that gives hot peppers their hotness and that is used in topical creams for its analgesic properties

Examples of capsaicin in a Sentence

Recent Examples on the Web

When capsaicin binds to and activates a kind of pain receptor called transient receptor potential vanilloid 1 (TRPV1), the receptors communicate with your brain and cause a burning sensation. Sophie Saint Thomas, SELF, "Here's Exactly What to Do If You Get Something Spicy on Your Vulva or Vagina," 12 Oct. 2018 That's because capsaicin, a compound found in jalapeno and cayenne peppers, may (slightly) increase your body's release of stress hormones such as adrenaline, which can speed up your ability to burn calories. Jaclyn London, Ms, Rd, Cdn, Good Housekeeping, "How to Lose Weight Faster, But Safely," 20 June 2018 Dairy products from mammals contain a protein called casein that attracts those hot capsaicin molecules so that dairy molecules can dissolve them, according to the American Chemical Society. Sophie Saint Thomas, SELF, "Here's Exactly What to Do If You Get Something Spicy on Your Vulva or Vagina," 12 Oct. 2018 The capsaicin in chiles is what gives the peppers their burn. Fox News, "How to fix a dish that's too spicy," 26 Aug. 2015 But eating capsaicin, the chemical responsible for a pepper's heat, has been linked to heart attacks and sudden constriction of the coronary artery, the authors point out. Amanda Macmillan, Health.com, "A Man Developed 'Thunderclap Headaches' After He Ate the World's Hottest Pepper. Here's What That Means," 10 Apr. 2018 There are creams and lotions that contain capsaicin. Health.com, "What Is Shingles?," 1 May 2017 Spicier peppers like habañero and jalapeño contain capsaicin, which helps metabolize fat needed for fuel in endurance exercise and boosts blood circulation, Nalder says. Sara Angle, Outside Online, "Athletes, Stock Up on This Powerhouse Summer Produce," 22 June 2018 Bear spray contains different active ingredients (capsaicin and related capsaicinoids) than pepper spray. Markham Heid, Time, "Going Hiking? This Is What You’ll Need to Protect Yourself Against Bears," 9 May 2018

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

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First Known Use of capsaicin

1876, in the meaning defined above

History and Etymology for capsaicin

irregular from New Latin Capsicum

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Dictionary Entries near capsaicin

caprylin

caprylyl

caps

capsaicin

capsanthin

cap screw

cap scuttle

Statistics for capsaicin

Last Updated

6 Dec 2018

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Time Traveler for capsaicin

The first known use of capsaicin was in 1876

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More Definitions for capsaicin

capsaicin

noun
cap·​sa·​icin | \kap-ˈsā-ə-sən \

Medical Definition of capsaicin 

: a colorless irritant phenolic amide C18H27NO3 found in various capsicums that gives hot peppers their hotness and that is used in topical creams for its analgesic properties — see zostrix

More from Merriam-Webster on capsaicin

Britannica.com: Encyclopedia article about capsaicin

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