extradoses

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• extradoses — n. outer curve of an arch (Architecture) …   English contemporary dictionary

• extrados — noun (plural extradoses or extrados) Etymology: French, from Latin extra + French dos back more at dossier Date: 1772 the exterior curve of an arch see arch illustration …   New Collegiate Dictionary

• extrados — /ek streuh dos , dohs , ek stray dos, dohs/, n., pl. extrados / dohz , dohz/, extradoses. Archit. the exterior curve or surface of an arch or vault. Also called back. Cf. intrados. See diag. under arch. [1765 75; < F, equiv. to extra EXTRA + dos… …   Universalium

• spandrel — /span dreuhl/, n. 1. Archit. an area between the extradoses of two adjoining arches, or between the extrados of an arch and a perpendicular through the extrados at the springing line. 2. (in a steel framed building) a panellike area between the… …   Universalium

• spandrel — /ˈspændrəl/ (say spandruhl) noun Architecture 1. the triangular space between either half of the extrados of an arch and a rectangular moulding or part enclosing the arch. 2. the space included between the extradoses of two adjacent arches and a… …