Obs. [f. castel, CASTLE sb. + -ERY; or ad. OF. castelerie, chastelerie territory belonging to a castle, med.L. castellaria in same sense.] The government or jurisdiction of a castle; the territory subject to it.

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1679.  Blount, Anc. Tenures, 116. The Castelry which he and his ancestors have of Baynards Castle.

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1877.  G. T. Clark, in Archæol. Cambr., 121. Both are mentioned … as the seats of a Castelry, a sort of honour or superior lordship attached to the castle.

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