landgrave
/ˈlændgreɪv/noun
1- historical a count having jurisdiction over a territory〈史〉有领地管辖权的伯爵。
1.1
- the title of certain German princes(某些德国亲王的封号)领主伯爵。
词源
late Middle English: from Middle Low German, from land 'land' + grave 'count' (used as a title).