Word.ws English Dictionary

antioxidant

/ˌæntiˈɒksɪdənt/

antioxidant noun: any substance that slows or prevents the oxidation of another chemical.

Noun

antioxidant (plural antioxidants)

  1. Any substance that slows or prevents the oxidation of another chemical.
  2. (nutrition) One of a group of vitamins that act against the effects of free radicals.
    • Although BHA (butylated hydroxyanisole) and BHT (butylated hydroxytoluene) are avoided by some consumers because several studies have suggested they may be toxic or carcinogenic (they are banned in Britain), these antioxidants have also been shown to inhibit the action of cancer-causing chemicals...1985 May 1, Jane E. Brody, “PERSONAL HEALTH; HOW INNOVATIONS AFFECT SAFETY AND NUTRITION”, in The New York Times
    • The postulated mechanism for the reaction of coumarin 4 as an antioxidant, as indicated in Fig 3, relies on the mercapto hydrogen atom (bold), which is under the influence of resonance and inductive effects.2015 July 6, “Hydrogen Peroxide Scavenging Activity of Novel Coumarins Synthesized Using Different Approaches”, in PLOS ONE, →DOI

Adjective

antioxidant (not comparable)

  1. Acting or having agents that act against oxidation.
    • In Philasterides dicentrarchi, a scuticociliate pathogen of turbot, resveratrol causes oxidative stress, inhibition of antioxidant enzymes and morphological alterations in the mitochondria [17 ,54 ].2016 January 6, “Resveratrol Induces Apoptosis-Like Death and Prevents In Vitro and In Vivo Virulence of Entamoeba histolytica”, in PLOS ONE, →DOI

antioxidant meaning in Tamil, Urdu, Kannada and Indonesian

antioxidant in Tamil

எதிர் உயிர்மக்கி

antioxidant in Urdu

مانع تَکسید اجزا

antioxidant in Kannada

ಉತ್ಕರ್ಷಣ ನಿರೋಧಕ

antioxidant in Indonesian

substance that slows oxidation
antioksidan
acting against oxidation
antioksidan

Examples of antioxidant in a sentence

  • Maqui is another strong antioxidant, this time coming from southern Chile.
  • Moreover, lianqiaoxinoside B and forsythoside H showed nearly the same antioxidant activities.
  • I'm thinking I'm in for a sermon on decaffeinated redbush, or the antioxidant properties of organic camomile.

All 31 example sentences with antioxidant

Antonyms of antioxidant

Forms of antioxidant

pluralantioxidants

Plural of antioxidant: antioxidants

Origin of antioxidant

From anti- + oxidant.

Words formed from antioxidant

Questions about antioxidant

What does antioxidant mean?
Antioxidant means any substance that slows or prevents the oxidation of another chemical.
What is antioxidant in Tamil?
Antioxidant in Tamil is எதிர் உயிர்மக்கி. See Antioxidant meaning in Tamil.
What part of speech is antioxidant?
Antioxidant can be a noun or an adjective.
How do you pronounce antioxidant?
Antioxidant is pronounced /ˌæntiˈɒksɪdənt/.
What is the plural of antioxidant?
The plural of antioxidant is antioxidants.

Words near antioxidant in the dictionary

  1. antiosteoporotics
  2. antiovine
  3. antiovulant
  4. antiovulants
  5. antiownership
  6. antioxidant
  7. antioxidants
  8. antioxidase
  9. antioxidases
  10. antioxidating
  11. antioxidation

Source and license

Adapted from Wiktionary: antioxidant (page history and authors); antioxidant (Tamil Wiktionary) (page history and authors); antioxidant (Urdu Wiktionary) (page history and authors); antioxidant (Kannada Wiktionary) (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

Last updated:

Pronunciation audio from Wikimedia Commons, each file under its own free license: LL-Q1860 (eng)-Vealhurl-antioxidant.wav.

Cite this entry: “antioxidant.” Word.ws, https://word.ws/antioxidant. Based on Wiktionary, CC BY-SA 4.0.