atrium

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a·tri·um

 (ā′trē-əm)
n. pl. a·tri·a (ā′trē-ə) or a·tri·ums
1. Architecture A rectangular court, as:
a. A usually skylit central area, often containing plants, in some modern buildings, especially of a public or commercial nature.
b. The open area in the center of an ancient Roman house.
c. The forecourt of a building, such as an early Christian church, enclosed on three or four sides with porticoes.
2. Anatomy A body cavity or chamber, especially either of the upper chambers of the heart that receives blood from the veins and forces it into a ventricle. Also called auricle.

[Latin ātrium; see āter- in Indo-European roots.]

atrium

(ˈeɪtrɪəm; ˈɑː-)
n, pl atria (ˈeɪtrɪə; ˈɑː-)
1. (Architecture) the open main court of a Roman house
2. (Architecture) a central often glass-roofed hall that extends through several storeys in a building, such as a shopping centre or hotel
3. (Architecture) a court in front of an early Christian or medieval church, esp one flanked by colonnades
4. (Anatomy) anatomy a cavity or chamber in the body, esp the upper chamber of each half of the heart
[C17: from Latin; related to āter black, perhaps originally referring to the part of the house that was blackened by smoke from the hearth]
ˈatrial adj

a•tri•um

(ˈeɪ tri əm)

n., pl. a•tri•a (ˈeɪ tri ə)
a•tri•ums.
1.
a. a usu. skylighted lobby or court, often several stories high, in an office building, hotel, etc.
b. a central courtyard or patio open to the sky.
c. the main or central room of an ancient Roman house, open to the sky at the center.
d. a courtyard, flanked or surrounded by porticoes, in front of an early or medieval Christian church.
2.
a. a cavity of the body.
b. Also called auricle. either of the two thin-walled upper chambers of the heart that receive blood from the veins and force it into the ventricles.
[1570–80; < New Latin, Latin]
a′tri•al, adj.

a·tri·um

(ā′trē-əm)
Plural atria
A chamber of the heart that receives blood from the veins and pumps it into a ventricle. Mammals, birds, reptiles, and amphibians have two atria; fish have one.

atrial adjective

atrium


click for a larger image
(pl. atria) Either of the two upper chambers of the heart, which receive blood from the veins.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.atrium - any chamber that is connected to other chambers or passageways (especially one of the two upper chambers of the heart)atrium - any chamber that is connected to other chambers or passageways (especially one of the two upper chambers of the heart)
chamber - an enclosed volume in the body; "the chambers of his heart were healthy"
atrium cordis, atrium of the heart - the upper chamber of each half of the heart
2.atrium - the central area in a buildingatrium - the central area in a building; open to the sky
courtyard, court - an area wholly or partly surrounded by walls or buildings; "the house was built around an inner court"

atrium

noun
An area partially or entirely enclosed by walls or buildings:
Translations
předsíň
atrium
atriumboezem
atriuatrium
atrij

atrium

[ˈeɪtrɪəm] (atria or atriums (pl)) Natrio m

atrium

[ˈeɪtriəm] n [building] → atrium m

atrium

n (Archit) → Vorhof m, → Atrium nt (spec); (Roman) → Atrium nt

atrium

[ˈeɪtrɪəm] n (Archit, Anat) → atrio

a·tri·um

n. atrio-a.
1. cavidad que tiene comunicación con otra estructura;
2. cavidad superior del corazón.

atrium

n (pl atria) (of the heart) aurícula
References in periodicals archive ?
Neither atrium nor impluvium are fixed typological features as imposed by the conventional historical narrative and the discussion of atriums' roof system in isolation from environmental parameters and functional requirements does not make any sense.
For a long time the historiography of Roman atrium house (2) has been based upon textual descriptions derived from Vitruvius (Mau, 1982, 25-30).
The critical review of the atrium house is marked by the rise of empiric inductive method (4) which derives the general principles through scrutinized analyses of cases.
The atriums and ventricles make up the "muscle" part of the heart.
In a normally working heart this impulse is generated by the sinoatrial node (SA node) which is located in the right atrium.
Built in 1907, as a 2,000-room hotel, the 235,000-square-foot Fashion Atrium is now a Class A showroom/commercial office space constructed with two atriums running through the core of the building.
announced the sale of the Garment Center's Fashion Atrium at 485 Seventh Ave.
Located at the corner of West 36th Street and Seventh Avenue, the building features a signature atrium, which allows occupants to pass one another in the circular hallways and has been known to facilitate business-to-business opportunities among tenants.
Today, Hyatt atriums come in all sizes and shapes, ranging from just a couple to more than 30 stories tall: examples include the 20-story, triangle-shaped atrium at Hyatt Regency San Francisco at Embarcadero Center, or the five-story, all-glass, square-shaped atrium at Hyatt Regency Chicago, which is Hyatt's first "all-glass house" square atrium, complete with a 6,000 square-foot lagoon with a restaurant in the middle.
We select different architects depending on our different needs, and the result is unique Hyatt hotels with unique Hyatt atriums.
com (NYSE:CRM), the market and technology leader in on demand customer relationship management (CRM), today announced that Atrium Staffing is using salesforce.
Atrium Staffing is one of the 11,100 companies of all sizes, industries and geographies that comprised the salesforce.