The word patio is used as a noun and it describes a kind of a flat area of land which is hard and usually located behind the house. The place is usually used by people to get relaxed after a hard day's work or during holidays to sit and have tea or some drink with their close pals or family. The following sentence can make the meaning of the word quite clear as it has been used in the context: It's a Sunday today, let's have lunch in the patio. The sentence says that the person is in leisure mood and wants enjoy the moments with his near and dear ones in the patio.
The word when associated with door and formed the word patio door, describes a kind of door that is a large one and of sliding glass and it leads to a garden or balcony.
The word when associated with door and formed the word patio door, describes a kind of door that is a large one and of sliding glass and it leads to a garden or balcony.