semidome

[sem-ee-dohm, sem-ahy-]

noun

1. half a dome, especially as formed by a vertical section, as over a semicircular apse.

semidome

/ ˈsɛmɪˌdəʊm /

noun

1. a half-dome, esp one used to cover a semicircular apse

Other Word Forms

• semidomed adjective

Word History and Origins

Origin of semidome¹

First recorded in 1780–90; semi- + dome

Example Sentences

Against each side of the square a semidome is set, thus producing a quatrefoil plan at the vaulting level.

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