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extrados
[ ek-struh-dos, -dohs, ek-strey-dos, -dohs ]
noun
Architecture.
plural extrados extradoses.
- the exterior curve or surface of an arch or vault. Compare intrados ( def ).
extrados
/ ɛˈٰɪɒ /
noun
- architect the outer curve or surface of an arch or vault Compare intrados
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Word History and Origins
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Word History and Origins
Origin of extrados1
C18: from French, from extra- + dos back, from Latin dorsum
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Example Sentences
Examples have not been reviewed.
In their monumental structures in stone, the arch was sometimes built with regular voussoirs, i.e. with a semicircular extrados, and sometimes with the joint carried far beyond.
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The under or concave side of the voussoirs is called the intrados, and the upper or convex side the extrados of the arch.
From
The form of the mound may be described as reproducing the extrados of a depressed arch.
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"Are you still wondering what the extrados of a voussoir is?"
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The four sides of the mold formed the extrados, the intrados, and the two ends of the block; the other two sides being left open.
From
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