antioxidant

noun
an·​ti·​ox·​i·​dant | \ ˌan-tē-ˈäk-sə-dənt How to pronounce antioxidant (audio) , ˌan-ˌtī-\

Definition of antioxidant

: a substance (such as beta-carotene or vitamin C) that inhibits oxidation or reactions promoted by oxygen, peroxides, or free radicals

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Other Words from antioxidant

antioxidant adjective

Examples of antioxidant in a Sentence

Recent Examples on the Web

The collection of nutrients on these types of eating plans — which include the types of fats selected — lower the body-wide inflammatory process and fill you with antioxidants, both of which can counter many disease processes. Samantha Cassetty, NBC News, "Everything you need to know about fats, according to a registered dietitian," 17 June 2019 And rose hip oil is often touted as having antioxidant benefits. Jenn Sinrich, SELF, "What You Should Know Before Using a Trendy New Face Oil," 13 Mar. 2019 The antioxidant niacinamide helps repair barrier function and fosters a healthy glow, while a pair of active peptides works on toning and firming the skin. Molly Creeden, Vogue, "This New Sex Positive Body Care Line Will Revolutionize Your Bathroom—And Your Bedroom," 15 Nov. 2018 There’s a lot of news about the importance of antioxidants in your diet. Steven Dekosky, The Conversation, "Supplements for brain health show no benefit – a neurologist explains a new study," 20 June 2019 Watermelon also contains lycopene, which is an antioxidant that destroys free radicals and reduces inflammation. Heloise, Washington Post, "Hints From Heloise: Box of broth makes this dish great!," 19 June 2019 Dark chocolate: The antioxidants in cocoa keep immune cells working. Redbook, "Make It Through Flu Season Without Getting Sick," 5 Dec. 2010 According to a 2009 study, there are two unique types of antioxidants in cranberries — anthocyanidin and proanthocyanidin — which are thought to be what repels the bacteria in the bladder. Julie Mazziotta, PEOPLE.com, "Do Cranberries REALLY Help with Urinary Tract Infections? An OB-GYN Sets the Record Straight," 4 June 2019 Try soaking a washcloth in cool green tea or skim milk, which contain additional antioxidants. Caroline Picard, Good Housekeeping, "Why Your Sunburn Itches — And How to Stop It," 19 Apr. 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'antioxidant.' 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 antioxidant

1919, in the meaning defined above

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Statistics for antioxidant

Last Updated

11 Jul 2019

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Time Traveler for antioxidant

The first known use of antioxidant was in 1919

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More Definitions for antioxidant

antioxidant

noun

English Language Learners Definition of antioxidant

: a substance that is added to food and other products to prevent harmful chemical reactions in which oxygen is combined with other substances

antioxidant

noun
an·​ti·​ox·​i·​dant | \ ˌant-ē-ˈäk-səd-ənt, ˌan-ˌtī- How to pronounce antioxidant (audio) \

Medical Definition of antioxidant

: any of various substances (as beta-carotene, vitamin C, and alpha-tocopherol) that inhibit oxidation or reactions promoted by oxygen and peroxides and that include many held to protect the living body from the deleterious effects of free radicals

Other Words from antioxidant

antioxidant adjective

More from Merriam-Webster on antioxidant

Britannica English: Translation of antioxidant for Arabic Speakers

Britannica.com: Encyclopedia article about antioxidant

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