maintenance Pronunciation: /ˈmeɪntənəns/Translate maintenance | into French | into Italian | into Spanish German translation of maintenancen. 1 (keeping up) Aufrechterhaltung 2 (preservation) Instandhaltung; (of machinery) Wartung 3 [Law] (money paid to support sb.) Unterhaltmaintenance in other Oxford dictionaries Definition of maintenance in the British & World English dictionary Definition of maintenance in the US English dictionary