spandrel

Definition of Spandrel in English :

1. spandrel, spandril

an approximately triangular surface area between two adjacent arches and the horizontal plane above them

WordNet Lexical Database for English. Princeton University. 2010.

Spandrel

noun architecture

1.

an approximately triangular surface bounded by the outer curve of an arch and the adjacent wall

2.

the surface area between two adjacent arches and the horizontal cornice above them

noun

1.

either of the triangular spaces between the exterior curve of an arch and a rectangular frame or mold enclosing it

2.

any of the spaces between a series of arches and a straight cornice running above them

n.

1. The roughly triangular space between the left or right exterior curve of an arch and the rectangular framework surrounding it.

2. The space between two arches and a horizontal molding or cornice above them.