Mansion (noun)

1. A large, impressive house, typically one in the country or suburbs owned by a wealthy person.
2. A large house or building used as a residence by someone of high social rank or position.

Origin:

Middle english (denoting a dwelling place): from old french, from latin mansio(n-) "dwelling place", from manere "to dwell".

Examples:

1. She grew up in a mansion by the sea.
2. The mansion was surrounded by beautiful gardens.
3. He had recently bought a mansion in the hills.
4. The mansion was decorated with antiques and fine artwork.
5. The mansion served as the headquarters for the charitable organization.