• IPA: /ˈeɪ.tɹi.əm/


atrium (plural atria)

  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) A cavity, entrance, or passage.
    an atrium of the infundibula of the lungs
    1. (anatomy) One of two upper chambers of the heart.
  4. (biology) Any enclosed sexine and nexine layers, widening toward the interior of the grain.
Synonyms Translations
  • Portuguese: átrio
  • Russian: а́триум
Translations Translations Translations

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