Wiktionary
spandril
n. (alternative spelling of spandrel English)
WordNet
spandril
n. an approximately triangular surface area between two adjacent arches and the horizontal plane above them [syn: spandrel]
Usage examples of "spandril".
The circular ornaments in the spandrils of the arches are very pleasing and of fanciful variety.
Sculptured sprays and berries, with leaves of Mistletoe, fill the spandrils of the tomb of one of the Berkeleys in Bristol Cathedral--a very rare adornment, because for some unknown reason the parasite has been always excluded from the decorations of churches.