Meaning & use
antioxidant
A substance that protects cells from damage caused by unstable molecules called free radicals.
See it in a sentence
Blueberries are often praised for their high level of antioxidants.
Manufacturers add antioxidants to packaged foods to keep them from spoiling as quickly.
A note on using this word
Antioxidant is frequently used in food marketing, though its actual health benefits vary by substance and study.
Words with a similar meaning
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