Definition of mort d'ancestor in English:

mort d'ancestor

Pronunciation /mɔːˈdansɪstə/ /mɔːˈdansɛstə/


historical Law
  • An assize brought by the rightful heir against a person for wrongfully taking possession of his or her inheritance on the death of an ancestor.


Middle English; earliest use found in Statutes of the Realm. From Anglo-Norman mordauncestre from mort + d' + auncestre, after post-classical Latin mors antecessoris.