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Mezzanine vs Atrium - What's the difference?

mezzanine | atrium |

As nouns the difference between mezzanine and atrium

is that mezzanine is a balcony in an auditorium while atrium is a central room or space in ancient Roman homes, open to the sky in the middle; a similar space in other buildings.

As an adjective mezzanine

is fulfilling an intermediate or secondary function.

mezzanine

English

Noun

(en noun)
  • A balcony in an auditorium.
  • A sub-floor, in between main floors of a building.
  • On our way to the top floor, we stopped at the mezzanine .

    Adjective

    (-)
  • (engineering) Fulfilling an intermediate or secondary function.
  • To make interconnections easier, we added a mezzanine PCB.

    atrium

    English

    (wikipedia atrium)

    Noun

    (en-noun)
  • (architecture) A central room or space in ancient Roman homes, open to the sky in the middle; a similar space in other buildings.
  • (architecture) A square hall lit by daylight from above, into which rooms open at one or more levels.
  • (anatomy) Any enclosed sexine and nexine layers, widening toward the interior of the grain.
  • * {{quote-book, 1965, Janet Kircher Warter, Palynology of a Lignite of Lower Eocene (Wilcox) Age from Kemper County citation
  • , passage=Nexine 0.5? thick, separating from the sexine about 5? from the pore and forming a deep, well-defined atrium .}}

    Synonyms

    * (room in Roman homes) cavaedium

    Derived terms

    * atrial * atriate English nouns with irregular plurals ----