1. to combine with oxygen or undergo a chemical reaction involving the loss of electrons
Usage: chemistry
2. to cause something to combine with oxygen or lose electrons
Usage: chemistry; transitive

Examples

• Iron will oxidize when exposed to moisture and air.
• The copper pipes began to oxidize after years of use.
• Heat can oxidize the metal surface quickly.
• The scientist oxidized the compound in the laboratory.
• Silver jewelry tends to oxidize and turn black over time.
• The apple slices oxidized and turned brown within minutes.
• Antioxidants help prevent cells from oxidizing due to free radicals.