Atrium
Atrium may refer to:
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Anatomy
- Atrium (heart), an anatomical structure of the heart
- Atrium, the genital structure next to the genital aperture in the reproductive system of gastropods
- Atrium of the ventricular system of the brain
- Pulmonary alveolus (also known as atrium alveolus), microscopic air sac in the lungs
Architecture
- Atrium (architecture), an open space within a building, either open to the sky or featuring a glass roof
- Ancient Roman atrium, a grand entrance hall, reception room, and living room in a traditional Roman house.
Specific buildings
- Amot Atrium Tower, a tower in Ramat Gan, Israel
- Atrium, Cardiff, a University of South Wales building in Cardiff
- Atrium Building, a skyscraper in Guatemala City
- Atrium Casino, a casino in Dax, France
- Atrium Cinemas, a movie theatre in Karachi, Pakistan
- Winter Garden Atrium, a Brookfield Properties building in the World Financial Center of the World Trade Center, New York City
- Atrium on Bay, a retail and office complex in Toronto, Canada
Companies
- Atrium Health, based in Charlotte, North Carolina