appendix Pronunciation: /əˈpendɪks/Translate appendix | into French | into Italian | into Spanish German translation of appendixn. (pl. appendices /əˈpendɪsiːz/ or, appendixes) 1 Anhang (to zu) 2 [Anat.] Blinddarmappendix in other Oxford dictionaries Definition of appendix in the British & World English dictionary Definition of appendix in the US English dictionary