Definify.com
Webster 1913 Edition
Extrados
Ex-tra′dos
,Noun.
[F.; pref.
extra-
outside + dos
(L. dorsum
) the back.] (Arch.)
The exterior curve of an arch; esp., the upper curved face of the whole body of voussoirs. See
Intrados
. Definition 2025
extrados
extrados
English
Detail of the skew arch bridge at Boxmoor, showing the stepped extrados (outer curve of the arch)
Noun
extrados (plural extradoses or extrados)
- (architecture) The outer or upper curve of an arch.