spandrel definition by Webster's New World
- either of the triangular spaces between the exterior curve of an arch and a rectangular frame or mold enclosing it
- any of the spaces between a series of arches and a straight cornice running above them
Origin: Middle English spaundrell, diminutive of Anglo-French spaundre ; from Old French espandre, to expand ; from Classical Latin expandere, expand
spandrel definition by American Heritage Dictionary
- The roughly triangular space between the left or right exterior curve of an arch and the rectangular framework surrounding it.
- The space between two arches and a horizontal molding or cornice above them.
Origin: Middle English spaundrell, probably from spandre, space between supporting timbers, from Anglo-Norman spaundre, from spandre, to spread out, from Latin expandere; see expand.