Found 2 items, similar to intrados.
English → English (WordNet) Definition: intrados intrados n : the interior curve of an arch
English → English (gcide) Definition: Intrados Intrados \In*tra"dos\, n. [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. [1913 Webster]