atrium

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English[edit]

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Wikipedia

A library atrium.

Etymology[edit]

From Latin ātrium (entry hall), from Etruscan.

Noun[edit]

atrium (plural atria or atriums)

  1. (architecture) A central room or space in ancient Roman homes, open to the sky in the middle; a similar space in other buildings.
  2. (architecture) A square hall lit by daylight from above, into which rooms open at one or more levels.
  3. (anatomy) Any enclosed sexine and nexine layers, widening toward the interior of the grain.
    • 1965, Janet Kircher Warter, Palynology of a Lignite of Lower Eocene (Wilcox) Age from Kemper County[1], page 52:
      Nexine 0.5μ thick, separating from the sexine about 5μ from the pore and forming a deep, well-defined atrium.

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Finnish[edit]

Noun[edit]

atrium

  1. atrium (central room in Roman homes)
  2. atrium (square hall lit from above)

Declension[edit]

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Latin[edit]

Etymology[edit]

From Etruscan.

Pronunciation[edit]

Noun[edit]

ātrium n (genitive ātriī); second declension

  1. a welcoming room in a Roman villa; reception hall
  2. a hall, court in a temple

Inflection[edit]

Second declension neuter.

Number Singular Plural
nominative ātrium ātria
genitive ātriī ātriōrum
dative ātriō ātriīs
accusative ātrium ātria
ablative ātriō ātriīs
vocative ātrium ātria

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