atrium

[ ey-tree-uhm ]

/ ˈeɪ tri əm /

SEE SYNONYMS FOR atrium ON THESAURUS.COM

noun, plural a·tri·a [ey-tree-uh], /ˈeɪ tri ə/, a·tri·ums.

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.

Origin of atrium

First recorded in 1570–80; from Latin (in anatomical sense, from New Latin )

OTHER WORDS FROM atrium

a·tri·al, adjectivein·ter·a·tri·al, adjective

Words nearby atrium

atrioventricular nodal rhythm, atrioventricular node, atrioventricular septum, atrip, at risk, atrium, atroceruleous, atrocious, atrocious assault and battery, atrocity, à trois

Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for atrium

He had reassembled the weapon in a bathroom and stepped out onto a fourth-floor walkway overlooking an atrium.
Inside the Washington Navy Yard’s Building 197 During Alexis’s Rampage|Michael Daly|September 19, 2013|DAILY BEAST
He was wounded as he and a number of comrades exchanged fire with Alexis, by one account across the atrium.
Inside the Washington Navy Yard’s Building 197 During Alexis’s Rampage|Michael Daly|September 19, 2013|DAILY BEAST
The PBS broadcast will also be screened for free, beginning at 9:00 p.m., at the David Rubenstein Atrium at Lincoln Center.
The New York Philharmonic and Credit Suisse Kick Off the 2010-11 Season with a Free Dress Rehearsal|Daily Beast Promotions|September 22, 2010|DAILY BEAST
The attractions at the Atrium were set out fully; but the name of Ras Fendihook did not appear.
Jaffery|William J. Locke

Go in through the high doorway and down the narrow passage to the atrium.
Buried Cities: Pompeii, Olympia, Mycenae|Jennie Hall
The sea first entered the court or atrium and mingled its waters partially with those of the hot spring.
Principles of Geology|Charles Lyell
For his interiors, he had partly followed Pompeian models, and there was to be an atrium.
Atlantis|Gerhart Hauptmann
Wooden gates furnished a kind of fence between the atrium and what an old Pompeian would have styled the triclinium.
New Italian sketches|John Addington Symonds

British Dictionary definitions for atrium

atrium

/ (ˈeɪtrɪəm, ˈɑː-) /

noun plural atria (ˈeɪtrɪə, ˈɑː-)

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

Derived forms of atrium

atrial, adjective

Word Origin for atrium

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

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

Medical definitions for atrium

atrium

[ ā′trē-əm ]

n. pl. a•tri•ums

A chamber or cavity to which several chambers or passageways are connected.

Either the right or the left upper chamber of the heart that receives blood from the veins and forces it into a ventricle.

That part of the tympanic cavity that lies below the eardrum.

A subdivision of the alveolar duct in the lung from which the alveolar sacs open.

Scientific definitions for atrium

atrium

[ ā′trē-əm ]

Plural atria atriums

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.

单词	atrium
释义	atrium [ ey-tree-uhm ] / ˈeɪ tri əm / SEE SYNONYMS FOR atrium ON THESAURUS.COM noun, plural a·tri·a [ey-tree-uh], /ˈeɪ tri ə/, a·tri·ums. 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. Origin of atrium First recorded in 1570–80; from Latin (in anatomical sense, from New Latin ) OTHER WORDS FROM atrium a·tri·al, adjectivein·ter·a·tri·al, adjective Words nearby atrium atrioventricular nodal rhythm, atrioventricular node, atrioventricular septum, atrip, at risk, atrium, atroceruleous, atrocious, atrocious assault and battery, atrocity, à trois Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 Example sentences from the Web for atrium He had reassembled the weapon in a bathroom and stepped out onto a fourth-floor walkway overlooking an atrium. Inside the Washington Navy Yard’s Building 197 During Alexis’s Rampage\|Michael Daly\|September 19, 2013\|DAILY BEAST He was wounded as he and a number of comrades exchanged fire with Alexis, by one account across the atrium. Inside the Washington Navy Yard’s Building 197 During Alexis’s Rampage\|Michael Daly\|September 19, 2013\|DAILY BEAST The PBS broadcast will also be screened for free, beginning at 9:00 p.m., at the David Rubenstein Atrium at Lincoln Center. The New York Philharmonic and Credit Suisse Kick Off the 2010-11 Season with a Free Dress Rehearsal\|Daily Beast Promotions\|September 22, 2010\|DAILY BEAST The attractions at the Atrium were set out fully; but the name of Ras Fendihook did not appear. Jaffery\|William J. Locke Go in through the high doorway and down the narrow passage to the atrium. Buried Cities: Pompeii, Olympia, Mycenae\|Jennie Hall The sea first entered the court or atrium and mingled its waters partially with those of the hot spring. Principles of Geology\|Charles Lyell For his interiors, he had partly followed Pompeian models, and there was to be an atrium. Atlantis\|Gerhart Hauptmann Wooden gates furnished a kind of fence between the atrium and what an old Pompeian would have styled the triclinium. New Italian sketches\|John Addington Symonds British Dictionary definitions for atrium atrium / (ˈeɪtrɪəm, ˈɑː-) / noun plural atria (ˈeɪtrɪə, ˈɑː-) 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 Derived forms of atrium atrial, adjective Word Origin for atrium C17: from Latin; related to āter black, perhaps originally referring to the part of the house that was blackened by smoke from the hearth 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 Words related to atrium chamber, entrance, cavity, court, room, passage Medical definitions for atrium atrium [ ā′trē-əm ] n. pl. a•tri•ums A chamber or cavity to which several chambers or passageways are connected. Either the right or the left upper chamber of the heart that receives blood from the veins and forces it into a ventricle. That part of the tympanic cavity that lies below the eardrum. A subdivision of the alveolar duct in the lung from which the alveolar sacs open. The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company. Scientific definitions for atrium atrium [ ā′trē-əm ] Plural atria atriums 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. The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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atrium

noun, plural a·tri·a [ey-tree-uh], /ˈeɪ tri ə/, a·tri·ums.

Origin of atrium

OTHER WORDS FROM atrium

Words nearby atrium

Example sentences from the Web for atrium

British Dictionary definitions for atrium

noun plural atria (ˈeɪtrɪə, ˈɑː-)

Derived forms of atrium

Word Origin for atrium

Words related to atrium

Medical definitions for atrium

n. pl. a•tri•ums

Scientific definitions for atrium

Plural atria atriums