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1. (chemistry) add oxygen to or combine with oxygen
   - oxidize, oxidate
    
2. Enter into a combination with oxygen or become converted into an oxide
   "This metal oxidises easily";
   - oxidize, oxidate
    
3. (chemistry) increase the valence (or the positive charge) of an element by removing electrons
   - oxidize

Derived forms: oxidising, oxidises, oxidised

Type of: alter, change, modify

Encyclopedia: Oxidise