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atrium
[ ey-tree-uhm ]
noun
- Architecture.
- Also called cavaedium. the main or central room of an ancient Roman house, open to the sky at the center and usually having a pool for the collection of rainwater.
- a courtyard, flanked or surrounded by porticoes, in front of an early or medieval Christian church.
- a skylit central court in a contemporary building or house.
- Anatomy. either of the two upper chambers on each side of the heart that receive blood from the veins and in turn force it into the ventricles.
atrium
/ ˈeɪtrɪəm; ˈɑː- /
noun
- the open main court of a Roman house
- a central often glass-roofed hall that extends through several storeys in a building, such as a shopping centre or hotel
- a court in front of an early Christian or medieval church, esp one flanked by colonnades
- anatomy a cavity or chamber in the body, esp the upper chamber of each half of the heart
atrium
/ ā′trē-əm /
, Plural atria
- A chamber of the heart that receives blood from the veins and forces it by muscular contraction into a ventricle. Mammals, birds, reptiles, and amphibians have two atria; fish have one.
Derived Forms
- ˈatrial, adjective
Other Words From
- atri·al adjective
- inter·atri·al adjective
Word History and Origins
Origin of atrium1
Word History and Origins
Origin of atrium1
Example Sentences
In Manhattan's Midtown and Financial District, "they still have some commercial buildings which have public atriums. Sometimes you just have to deal with it and find shade and drink lots of water."
Trump announced Friday that he was holding a press conference in the atrium of Trump Tower in Manhattan.
Three of the buildings are so tall they only fit in MOHAI’s atrium.
As Lee and Johnsen prepare for the next growing season, they’re nurturing hundreds of plants inside the atrium of their home as well as germinating and starting new plants from seedlings.
In AF, the upper chambers of the heart, called the atria, beat erratically and at runaway speeds, out of sync with the lower chambers.
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