ex·tra·dos
(ĕk′strə-dŏs′, -dōs′)n. pl. ex·tra·dos (-dōz′) or
ex·tra·dos·es (-dŏs′ĭz) The upper or exterior curve of an arch.
[French : Latin extrā, outside; see extra- + French dos, back (from Latin dorsum).]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
extrados
(ɛkˈstreɪdɒs) n,
pl -dos (
-dəʊz)
or -doses (Architecture)
architect the outer curve or surface of an arch or vault. Compare
intrados [C18: from French, from extra- + dos back, from Latin dorsum]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
ex•tra•dos
(ˈɛk strəˌdɒs, -ˌdoʊs, ɛkˈstreɪ dɒs, -doʊs)
n., pl. -dos (-ˌdoʊz, -doʊz)
-dos•es. the exterior curve or surface of an arch or vault. Compare
intrados. [1765–75; < French, =
extra- extra- +
dos back (< Latin
dorsum)]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
| Noun | 1. | extrados - the exterior curve of an arch |
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
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