[ kuhn-tree-seet ]
/ ˈkʌn triˌsit /

noun British.

a country mansion or estate, especially one belonging to a distinguished family and large enough to accommodate house parties, hunt meetings, etc.

Origin of countryseat

First recorded in 1575–85; country + seat Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

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