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Webster 1913 Edition


Intrados

In-tra′dos

,
Noun.
[F., fr. L.
intra
within + F.
dos
the back, L.
dorsum
. Cf.
Extrados
.]
(Arch.)
The interior curve of an arch; esp., the inner or lower curved face of the whole body of voussoirs taken together. See
Extrados
.