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View synonyms for atrium

atrium

[ ey-tree-uhm ]

noun

, plural a·tri·a [ey, -tree-, uh], a·tri·ums.
  1. Architecture.
    1. 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.
    2. a courtyard, flanked or surrounded by porticoes, in front of an early or medieval Christian church.
    3. a skylit central court in a contemporary building or house.
  2. 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

  1. the open main court of a Roman house
  2. a central often glass-roofed hall that extends through several storeys in a building, such as a shopping centre or hotel
  3. a court in front of an early Christian or medieval church, esp one flanked by colonnades
  4. anatomy a cavity or chamber in the body, esp the upper chamber of each half of the heart
“Collins English Dictionary — Complete & Unabridged” 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012


atrium

/ ātrē-əm /

, Plural atria

  1. 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.


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Derived Forms

  • ˈatrial, adjective
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Other Words From

  • atri·al adjective
  • inter·atri·al adjective
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Word History and Origins

Origin of atrium1

First recorded in 1570–80; from Latin (in anatomical sense, from New Latin )
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Word History and Origins

Origin of atrium1

C17: from Latin; related to āter black, perhaps originally referring to the part of the house that was blackened by smoke from the hearth
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Example Sentences

Each of the five interlocking buildings feature staggered indoor oases, meandering skywalks and a glass-topped central atrium that helps naturally regulate the inner climate.

From Time

The lodge had floor to ceiling atrium windows and held about three dozen tables for dinner.

According to the inspector general’s report, Goldstein said a man in the hospital’s atrium cafe “bumped his entire body against mine and told me I looked like I needed a smile and a good time.”

Now oddly enough, if we look closely, the atrium of the Roman domus didn’t seem to have any window openings that faced the streets.

The video starts off with what is known as the atrium section of the Roman domus.

He had reassembled the weapon in a bathroom and stepped out onto a fourth-floor walkway overlooking an atrium.

He was wounded as he and a number of comrades exchanged fire with Alexis, by one account across the atrium.

The PBS broadcast will also be screened for free, beginning at 9:00 p.m., at the David Rubenstein Atrium at Lincoln Center.

A perk I found appealing is the breakfast served in the central atrium underneath a dramatic glass dome.

The attractions at the Atrium were set out fully; but the name of Ras Fendihook did not appear.

The Italian atrium, or cavdium, acquired thus a form essentially different from the Grecian court.

Now a vivid flash of lightning rent the leaden sky overhead and searched the dark corners of the atrium.

"Come along," she said, and they stole through the deserted house to get into the street by the atrium.

In the centre of the atrium was the impluvium, a rectangular marble tank to catch and hold the waters from the roof.

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