atrium
🇺🇸
/ˈeɪtriəm/
🇬🇧
/ˈeɪtriəm/
A large open area inside a building, often with a glass ceiling, that serves as a central point.
We met by the fountain in the hotel atrium.
An open central courtyard in an ancient Roman house.
The ruins of the villa still show the grand atrium where guests were received.
One of the two upper chambers in the heart that collects blood before it is pumped out.
The right atrium receives blood from the body, while the left atrium receives oxygen-rich blood from the lungs.