atrium

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See also: Atrium and átrium

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.
This definition is lacking an etymology or has an incomplete etymology. You can help Wiktionary by giving it a proper etymology.

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

Declension[edit]

Second declension, nominative singular in -ium.

Number Singular Plural
nominative ātrium ātria
genitive ātriī,
ātrī1
ātriōrum
dative ātriō ātriīs
accusative ātrium ātria
ablative ātriō ātriīs
vocative ātrium ātria

1In earlier Latin.

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References[edit]

  • ātrĭum in Charlton T. Lewis & Charles Short, A Latin Dictionary, Oxford: Clarendon Press, 1879
  • ātrĭum” on page 182/3 of Félix Gaffiot’s Dictionnaire Illustré Latin-Français, Hachette (1934)
  • “ātrium” on page 199 of the Oxford Latin Dictionary (1st ed., 1968–82)
  • “atrium” on page 67 of Jan Frederik Niermeyer’s Mediae Latinitatis Lexicon Minus (1976)