A house or mansion in the country, as distinguished from a town-house; a country-seat.(noun)
The Century Dictionary (Public Domain)
Use "country-house" in a sentence
"Garden and country-house operas are an ideal way of seeing how the "other half" lives—though beware, one can easily be overcome with what Lucinda Bredin, arts editor of the Week and editor of Bonhams magazine, describes as "picnic envy.""
"This was the England of country-house parties, separate bedrooms and well understood liaisons."
""A Midsummer Night's Dream" is performed on the same unit set as "Pride and Prejudice," a two-story country-house facade painted to look like a summer sky that overlooks a wide-open playing area."