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1. 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: oxidised, oxidising, oxidises

See also: oxide, oxidisation [Brit], oxidised [Brit], oxidiser [Brit]

Type of: alter, change, modify

Antonym: deoxidise [Brit]

Encyclopedia: Oxidise