Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

  

antioxidant

noun [C]
 
 
/ˌæn.tiˈɒk.sɪ.dənt/ US  /-t̬i-/

Definition

a substance that slows down the rate at which something decays because of oxidization (= combining with oxygen)Types of chemicalSpecific chemicals, chemical compounds and gasesSubstances and structures in the body
(Definition of antioxidant noun from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
Focus on the pronunciation of antioxidant