1. The lord or military governor of a medieval German border province.
2. Used as a hereditary title for certain princes in the Holy Roman Empire.
[Probably Middle Dutch marcgrāve : marc, march, border; see merg- in the Appendix of Indo-European roots + grāve, count (perhaps ultimately from Greek grapheus, scribe; see gerbh- in the Appendix of Indo-European roots).]
mar·gravi·al (-grāvē-əl) adj.
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