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intrados

[in-truh-dos, -dohs, in-trey-dos, -dohs] /ˈɪn trəˌdɒs, -ˌdoʊs, ɪnˈtreɪ dɒs, -doʊs/
noun, plural intrados
[in-truh-dohz, in-trey-dohz] /ˈɪn trəˌdoʊz, ɪnˈtreɪ doʊz/ (Show IPA),
intradoses. Architecture
1.
the interior curve or surface of an arch or vault.
Compare extrados.
Origin of intrados
1765-1775
1765-75; < French, equivalent to intra- intra- + dos back; see dosser1
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Based on the Random House Dictionary, © Random House, Inc. 2015.
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British Dictionary definitions for intrados

intrados

/ɪnˈtreɪdɒs/
noun (pl) -dos, -doses
1.
(architect) the inner curve or surface of an arch or vault Compare extrados
Word Origin
C18: from French, from intra- + dos back, from Latin dorsum
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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9
10
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