Portico (noun)

1. A covered entrance to a building, typically with a roof supported by columns.
2. A porch or covered walkway, often with columns, at the entrance of a building or along the front or side of a house.

Origin:

From latin porticus, from porta "door".

Examples:

1. The portico of the Parthenon is one of the most famous examples of ancient Greek architecture.
2. We sat in the portico, enjoying the shade and the view of the garden.
3. The grand portico of the White House is a well-known landmark.
4. The portico was added to the church in the 18th century.
5. The portico was the perfect spot for a wedding photo.