bishoprics were received as appanages for the younger sons of great families.
Examples of appanage
appanage
The Simjurids received an appanage in the Kohistan region of eastern Khorasan.
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They became a part of the French royal demesne and a common appanage of the crown.
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The heir of the dynasty resided in Nitra, ruling the Principality of Nitra as an appanage.
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The appanage was given to Philippe, the brother of Louis XIV of France.
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Since the kheshig was personal appanage of a monarch, his successors did not inherit them.
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The whole city of Nippur appears to have been at that time merely an appanage of the temple.
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He would rule his grandfather's appanage after his father died.
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Kublai quickly came to his appanage in Hebei and ordered reforms.
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He in turn gave the Duchy in appanage to his son Charles, who became king as Charles V in 1364.
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More examples
Any customary and rightful perquisite appropriate to your station in life; "for thousands of years the chair was an appanage of state and dignity rather than an article of ordinary use"
A grant (by a sovereign or a legislative body) of resources to maintain a dependent member of a ruling family; "bishoprics were received as appanages for the younger sons of great families"
An apanage or appanage is the grant of an estate, titles, offices, or other things of value to the younger male children of a sovereign, who under the system of primogeniture would otherwise have no inheritance. The system was widespread in much of Europe.
A grant (especially by a sovereign) of land (or other source of revenue) as a birthright; A perquisite that is appropriate to one's position
An allowance to the younger branches of a sovereign house from revenues of the country; hence, whatever falls to one from rank or station in life [F.- apanage]