noun
grille
GRIL/ɡrɪl/
A framework of bars or mesh covering an opening.
The metal grille covers the ventilation opening.

Etymology
The ancestor meant a small gridiron. Its open framework connects the cooking implement with the ornamental metal grating or screen named by grille.
In context
A moment later the shutter of a small grille was pulled back, and the face of a native woman looked out.
More examples
- The car’s front grille protected the opening behind it.
- Dust collected on the ventilation grille.
- An ornate grille covered the window.
Forms
grille · grilles