extrados

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

/ ˈɛk strəˌdɒs, -ˌdoʊs, ɛkˈstreɪ dɒs, -doʊs /

noun, plural ex·tra·dos [ek-struh-dohz, ek-strey-dohz], /ˈɛk strəˌdoʊz, ɛkˈstreɪ doʊz/, ex·tra·dos·es.Architecture.

the exterior curve or surface of an arch or vault.

Also called back.

Compare intrados.

Origin of extrados

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

Words nearby extrados

extracurricular, extracystic, extraditable, extradite, extradition, extrados, extradosed, extradural, extradural hemorrhage, extraembryonic, extraembryonic membrane

Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for extrados

The lower surface or soffit of the arch is the intrados, E, and the upper surface the extrados, F.
Encyclopaedia Britannica, 11th Edition, Volume 2, Slice 4|Various
The Tuscan arch, where the extrados takes the form of a pointed arch.
Encyclopaedia Britannica, 11th Edition, Volume 2, Slice 4|Various
The form of the mound may be described as reproducing the extrados of a depressed arch.
A History of Art in Chalda & Assyria, v. 1|Georges Perrot
The under or concave side of the voussoirs is called the intrados, and the upper or convex side the extrados of the arch.
The New Gresham Encyclopedia. Vol. 1 Part 2|Various

This arch was roughhewn on the flat surfaces and on about half of the outer curved surface, or extrados.
The Cultural History of Marlborough, Virginia|C. Malcolm Watkins

British Dictionary definitions for extrados

extrados

/ (ɛkˈstreɪdɒs) /

noun plural -dos (-dəʊz) or -doses

architect the outer curve or surface of an arch or vaultCompare intrados

Word Origin for extrados

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

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

单词	extrados
释义	extrados [ ek-struh-dos, -dohs, ek-strey-dos, -dohs ] / ˈɛk strəˌdɒs, -ˌdoʊs, ɛkˈstreɪ dɒs, -doʊs / noun, plural ex·tra·dos [ek-struh-dohz, ek-strey-dohz], /ˈɛk strəˌdoʊz, ɛkˈstreɪ doʊz/, ex·tra·dos·es.Architecture. the exterior curve or surface of an arch or vault. Also called back. Compare intrados. Origin of extrados 1765–75; <French, equivalent to extra-extra- + dos back (<Latin dorsumdorsum Words nearby extrados extracurricular, extracystic, extraditable, extradite, extradition, extrados, extradosed, extradural, extradural hemorrhage, extraembryonic, extraembryonic membrane Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 Example sentences from the Web for extrados The lower surface or soffit of the arch is the intrados, E, and the upper surface the extrados, F. Encyclopaedia Britannica, 11th Edition, Volume 2, Slice 4\|Various The Tuscan arch, where the extrados takes the form of a pointed arch. Encyclopaedia Britannica, 11th Edition, Volume 2, Slice 4\|Various The form of the mound may be described as reproducing the extrados of a depressed arch. A History of Art in Chalda & Assyria, v. 1\|Georges Perrot The under or concave side of the voussoirs is called the intrados, and the upper or convex side the extrados of the arch. The New Gresham Encyclopedia. Vol. 1 Part 2\|Various This arch was roughhewn on the flat surfaces and on about half of the outer curved surface, or extrados. The Cultural History of Marlborough, Virginia\|C. Malcolm Watkins British Dictionary definitions for extrados extrados / (ɛkˈstreɪdɒs) / noun plural -dos (-dəʊz) or -doses architect the outer curve or surface of an arch or vaultCompare intrados Word Origin for extrados C18: from French, from extra- + dos back, from Latin dorsum Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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