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ex•tra•dos



Pronunciation: (ek'stru-dos", -dōs", ek-strā'dos, -dōs), [key]
n.,
pl. -dosPronunciation: (-dōz", -dōz), [key] -dos•es.
Archit.
the exterior curve or surface of an arch or vault. Also called back. Cf. intrados. See diag. under arch.

Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.

extraditionextradosed
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