1. combines with oxygen or loses electrons in a chemical reaction
Usage: chemistry
2. causes something to combine with oxygen or lose electrons
Usage: chemistry; transitive

Examples

• Iron oxidizes when exposed to moisture and air.
• The metal oxidizes quickly in saltwater.
• Heat oxidizes the copper, turning it green.
• The enzyme oxidizes glucose to produce energy.
• Exposure to sunlight oxidizes many plastics.
• The chemical reaction oxidizes the organic compounds.