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Webster 1913 Edition


Semidome

Sem′i-domeˊ

,
Noun.
(Arch.)
A roof or ceiling covering a semicircular room or recess, or one of nearly that shape, as the apse of a church, a niche, or the like. It is approximately the quarter of a hollow sphere.

Definition 2024


semidome

semidome

English

Noun

semidome (plural semidomes)

  1. (architecture) Half of a dome ("cut" vertically), used to cover a semicircular area.
    • 2009 April 12, Tanya Mohn, “Blessings Over Broadway”, in New York Times:
      At Holy Cross Catholic Church on West 42nd Street, opposite the Port Authority Bus Terminal, the uninviting Romanesque exterior is in stark contrast to the airy sanctuary, with its great open space and a main altar set in a lovely semidome and illuminated by nine stained-glass panels.

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