Chateau (noun)

1. A large and impressive country house or mansion, often surrounded by extensive grounds.
2. A castle, especially one used as a residence by the nobility in France.

Origin:

Derived from the old french word 'chastel', meaning a castle, the term 'chateau' has been in use since the middle ages.

Examples:

1. The chateau was surrounded by beautiful gardens and vineyards.
2. The chateau was the summer home of the French royalty.
3. The chateau was built in the 17th century and has been preserved as a historical monument.
4. The chateau was the setting for many grand parties and balls.
5. The chateau was the pride and joy of the French aristocracy.