anodize Syllabification: (an·o·dize)Pronunciation: /ˈanəˌdīz/Definition of anodize verb [with object] (usually as adjective anodized) coat (a metal, especially aluminum) with a protective oxide layer by an electrolytic process in which the metal forms the anode. Derivatives anodizer noun anodize in other Oxford dictionaries Definition of anodize in the British & World English dictionary