atrium definition

  • noun:
    • Architecture A rectangular court, as:
    • Architecture A usually skylighted central location, frequently containing flowers, in a few modern-day structures, specifically of a public or commercial nature.
    • Architecture The open area in the middle of an ancient Roman home.
    • Architecture The forecourt of a building, like an early on Christian church, enclosed on three to four edges with porticoes.
    • Anatomy A body cavity or chamber, specifically either of the upper chambers for the heart that receives blood from the veins and causes it into a ventricle. Also known as auricle.
    • A central room or room in old Roman domiciles, ready to accept the sky in the middle; an equivalent space in other buildings.
    • A square hall illuminated by daylight from above, into which spaces available at more than one amounts.
    • Any enclosed human body hole or chamber
    • An upper chamber associated with the heart that gets bloodstream from the veins and causes it into a ventricle. In greater vertebrates, just the right atrium receives blood through the exceptional vena cava and substandard vena cava, and left atrium receives blood from left and right pulmonary veins.
    • A microscopic atmosphere sac within a pulmonary alveolus.
    • A cavity inside a porate aperture of a pollen grain created because of the split of the sexine and nexine levels, widening toward the interior associated with whole grain.
    • A square hallway lighted from preceding, into which spaces available at more than one amounts.
    • An open judge with a porch or gallery around three or more edges; specifically on entry of a basilica or other chapel. Title ended up being extended at the center Ages towards the available churchyard or cemetery.
    • The main section of either auricle regarding the heart as distinct from auricular appendix. In addition, the entire articular portion of one's heart.
    • A cavity in ascidians into that the intestine and generative ducts open, and which also gets the water through the gills. See Ascidioidea.
    • A cavity, entrance, or passage
    • In anc. Rom. arch., the entrance-hall, the main and usually probably the most splendid apartment of your home.
    • A hall or courtroom resembling in arrangement an atrium proper, as in the entry of some ancient or early Christian general public structures, etc.
    • [NL.] In structure, an auricle regarding the heart, or some equivalent venous cardiac cavity.
    • [NL.] In zoology: The chamber or cavity of ascidians, chatting with the surface, and with the cavity for the alimentary canal. See atrial, and cut under Tunicata.
    • A membranous saccular diverticulum for the ear in fishes: because, the atrium sinus imparis, a membranous sac given off from the sinus auditorius impar of fishes, and linked in a variety of methods with all the air-bladder.
    • the main area in a building; ready to accept the sky
    • any chamber that is linked to various other chambers or passageways (especially among two top chambers for the heart)
    • Architecture A rectangular court, as:
    • Architecture the usually skylighted main area, often containing flowers, in certain modern buildings, especially of a public or commercial nature.
    • Architecture The open location in the exact middle of a historical Roman home.
    • Architecture The forecourt of a building, particularly an earlier Christian chapel, enclosed on three to four edges with porticoes.
    • Anatomy A body cavity or chamber, particularly either of top chambers of heart that receives blood through the veins and causes it into a ventricle. Also called auricle.
    • A central area or space in ancient Roman homes, open to the sky in the middle; an identical area various other buildings.
    • A square hallway lit by sunlight from overhead, into which areas available at one or more levels.
    • Any enclosed human body cavity or chamber
    • An upper chamber for the heart that receives blood from veins and causes it into a ventricle. In higher vertebrates, the best atrium receives bloodstream from superior vena cava and substandard vena cava, plus the left atrium gets bloodstream from the left and right pulmonary veins.
    • A microscopic air sac within a pulmonary alveolus.
    • A cavity inside a porate aperture of a pollen grain formed by the separation regarding the sexine and nexine layers, widening toward the inside for the grain.
    • A square hallway lighted from preceding, into which areas open at one or more amounts.
    • An open courtroom with a porch or gallery around three or even more edges; particularly on entrance of a basilica or other church. The name was extended in the Middle Ages on open churchyard or cemetery.
    • the key section of either auricle of this heart as distinct from auricular appendix. Additionally, the complete articular part of one's heart.
    • A cavity in ascidians into that the bowel and generative ducts available, and that also receives water from gills. See Ascidioidea.
    • A cavity, entrance, or passage
    • In anc. Rom. arch., the entrance-hall, the main and in most cases the absolute most splendid apartment of your home.
    • A hall or court resembling in arrangement an atrium right, as on entry of some traditional or very early Christian public structures, etc.
    • [NL.] In physiology, an auricle associated with the heart, or some comparable venous cardiac cavity.
    • [NL.] In zoology: The chamber or cavity of ascidians, chatting with the outside, along with the hole of the alimentary channel. See atrial, and cut-under Tunicata.
    • A membranous saccular diverticulum regarding the ear in fishes: because, the atrium sinus imparis, a membranous sac offered removed from the sinus auditorius impar of fishes, and connected in a variety of ways because of the air-bladder.
    • the central location in a building; ready to accept the sky
    • any chamber this is certainly connected to various other chambers or passageways (especially among two upper chambers of this heart)

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