A wooden window grill in Plaza del Conde del Real, Valencia (Spain). The structure was probably used as a stable.
A grille or grill (French word from Latin craticula, small grill) is an opening of several slits side by side in a wall or metal sheet or other barrier, usually to let air or water enter and/or leave but keep larger objects including animals in or out.
- ^ "Grille, Grill, n." def. 1.a. Oxford English Dictionary Second Edition on CD-ROM (v. 4.0) © Oxford University Press 2009