antioxidant /an-ti-okˈsi-dənt/

1. A substance that prevents or inhibits oxidation
2. A substance, such as vitamin C, that counters the deleterious effects of oxidizing agents in the human body (also adjective)

• tautologized
• tautologizes
• tautologizing
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• tautologously
• tautology
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• tautomeric
• tautomerism
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• tautometric
• tautometrical
• tautonym
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• tautonymous
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• tautonymy
• tautophonic
• tautophonical
• tautophonies
• tautophony
• tauts
• tav
• tava