What does "country seat" mean?

A second home in a rural area, especially one of a rich, powerful or important person.

What is a synonym for "country seat"?

Common synonyms include: building, chateaus, cliff dwelling, consulate, dacha, deanery.

noun

noun ·Rare ·Advanced level

Noun

1
A second home in a rural area, especially one of a rich, powerful or important person.
"Near-synonym: country house"