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atrium

used in a sentence
2 meanings
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1  —as in:
atrium of the building
Definition a large public room leading to other rooms—often skylit and containing plants and/or water features

or in ancient architecture:

a roofless area of a building—such as the center of a Roman house or an entry courtyard surrounded by roofed columns in an ancient Christian church
  • The hotel has a beautiful eight-story atrium.
atrium = a large public room leading to other rooms
Other Uses (with this meaning)
  • We are meeting in the atrium at five.
  • atrium = a large public room leading to other rooms
  • I'm playing hooky to hang out with Isaac, but he's sleeping, so I'm in the atrium doing geometry.
    John Green  --  The Fault in Our Stars
  • atrium = large public room
  • I go inside and scan the atrium for Maya, Hailey, or Chris.
    Angie Thomas  --  The Hate U Give
  • atrium = large public room
  • She kissed her mother on the cheek and together they walked to the abbey's atrium, where bridesmaids and grooms-men waited to make their entrance, along with Dean Liddell, who would escort his daughter down the aisle.
    Frank Beddor  --  The Looking Glass Wars
  • atrium = a large public room leading to other rooms
  • The atrium's busy as usual with people talking to their little cliques or playing around.
    Angie Thomas  --  The Hate U Give
  • atrium = large public room
  • Well, whispering really, in little huddles in the halls and the atrium like they're discussing plays during a basketball game.
    Angie Thomas  --  The Hate U Give
  • atrium = large public room
  • First, the left atriums get sewn together.
    Jodi Picoult  --  Change of Heart

Dictionary / pronunciation — Google®Dictionary list — Onelook.com®Wikipedia ArticlePictures — Google Images®
2  —as in:
right atrium of the heart
Definition chamber from which blood enters the heart
  • All animals with a closed circulatory system have at least one atrium.
atrium = chamber at the top of the heart
Other Uses (with this meaning)
  • Humans have two atria.
  • atria = chambers at the top of the heart
    (editor's note:  In a medical context, atrium, the singular form of this word is used more commonly than the plural form. Many Latin words that end in "um" are made plural by changing the "um" to "a"—such as atrium to atria, bacterium to bacteria, and millennium to millennia. In modern writing, changing the "um" to "ums" is also accepted for many Latin words ending in um, but not for any of those listed above.)
  • Atrial fibrillation is an abnormal heart rhythm characterized by rapid and irregular beating of the heart chambers.
  • atrial = related to the two chambers at the top of the human heart
  • The right atrium and right ventricle are often referred to as the right heart.
  • atrium = chamber at the top of the heart
  • You have left a portion of your youth in the atria of the great capital; consider, as I do, what the Desert will be to you in contrast of life.
    Lew Wallace  --  Ben Hur
  • (editor's note:  In a medical context, atrium, the singular form of this word is used more commonly than the plural form. Many Latin words that end in "um" are made plural by changing the "um" to "a"—such as atrium to atria, bacterium to bacteria, and millennium to millennia. In modern writing, changing the "um" to "ums" is also accepted for many Latin words ending in um, but not for any of those listed above.)
  • He was never heard of as present in the atria of Rome.
    Lew Wallace  --  Ben Hur
  • (editor's note:  In a medical context, atrium, the singular form of this word is used more commonly than the plural form. Many Latin words that end in "um" are made plural by changing the "um" to "a"—such as atrium to atria, bacterium to bacteria, and millennium to millennia. In modern writing, changing the "um" to "ums" is also accepted for many Latin words ending in um, but not for any of those listed above.)
  • ...property were all mine, yet should he not have the least part of it, for when he finds our Jewish bills, and forces them to give up their values, there is yet another resort left me—a deed of gift to Caesar—so much, O Egypt, I found out in the atria of the great capital; tell him that along with my defiance I do not send him a curse in words, but, as a better expression of my undying hate, I send him one who will prove to him the sum of all curses; and when he looks at you repeating...
    Lew Wallace  --  Ben Hur
(editor's note:  In a medical context, atrium, the singular form of this word is used more commonly than the plural form. Many Latin words that end in "um" are made plural by changing the "um" to "a"—such as atrium to atria, bacterium to bacteria, and millennium to millennia. In modern writing, changing the "um" to "ums" is also accepted for many Latin words ending in um, but not for any of those listed above.)

Dictionary / pronunciation — Google®Dictionary list — Onelook.com®Wikipedia ArticlePictures — Google Images®Video
Less commonly:
Much less commonly, atrium can refer to anatomical structures other than the heart.
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