grille

Definitions of grille
1

n a framework of metal bars used as a partition or a grate

Synonyms:
grill, grillwork
Type of:
framework
a structure supporting or containing something

n grating that admits cooling air to car's radiator

Synonyms:
radiator grille
Type of:
grate, grating
a barrier that has parallel or crossed bars blocking a passage but admitting air

n small opening (like a window in a door) through which business can be transacted

Synonyms:
lattice, wicket
Type of:
opening
a vacant or unobstructed space that is man-made

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