extrados

[ ek-struh-dos, -dohs, ek-strey-dos, -dohs ]

noun,plural ex·tra·dos [ek-struh-dohz, ek-strey-dohz], /ˈɛk strəˌdoʊz, ɛkˈstreɪ doʊz/, ex·tra·dos·es.Architecture.
  1. the exterior curve or surface of an arch or vault.: Compare intrados.

Origin of extrados

1
1765–75; <French, equivalent to extra-extra- + dos back (<Latin dorsumdorsum

Words Nearby extrados

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How to use extrados in a sentence

British Dictionary definitions for extrados

extrados

/ (ɛkˈstreɪdɒs) /


nounplural -dos (-dəʊz) or -doses
  1. architect the outer curve or surface of an arch or vault: Compare intrados

Origin of extrados

1
C18: from French, from extra- + dos back, from Latin dorsum

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