American Dictionary

Define dictionary terms easily in our powerful online English dictionary.

Searching for...

No matching words found

Try a different search term or browse the dictionary

Definition antioxidant in American English

antioxidant noun

[countable] noun
/ˌæntaɪˈɑksɪdənt/
1

a substance that prevents oxygen from combining with other substances and damaging them. Antioxidants are used in industry for making substances such as rubber and plastic stronger, and they are often added to processed foods to make them stay fresh for longer.

Synonyms and related words
Definition antioxidant in American English