A lattice or grating.

A decorative, openwork grating, usually of iron, used to protect a window, door, or other opening.

1 Brass latticework used as panels in the doors of cabinet furniture, often replacing glass during the late 18th and early 18th centuries. 2 See VINAIGRETTE.

Grids that visually divide the window into panes. They can be snap-on or placed between the panes for easier cleaning.

(see grid)

Usually removable for easy cleaning, grilles give the appearance of a divided window pane.

An ornamental opening in the front of a vehicle through which air is delivered to the radiator.

A cover or louvered opening placed in a room at the end of an air passageway.

Side folding curtains made of aluminum panels, rods and tubes making an "open air" design.

Term applied to an ornamental screen over an opening, composed of turned spindles, decorative wrought iron , or pierced carving. Often fabric-backed.

A term applied to ornament composed of turned spindles, decorative wrought iron , or pierced carving, used as a screen over an opening; often fabric-backed.

a sheet of a stiff paper

a square or rectangular piece of cardboard into which openings have been cut at various places

In the history of cryptography, a grille cipher was a technique for encrypting a plaintext by writing it onto a sheet of paper through a pierced sheet (of paper or cardboard or similar). The earliest known description is due to the polymath Girolamo Cardano in 1550. His proposal was for a rectangular stencil allowing single letters, syllables, or words to be written, then later read, through its various apertures.

The Grille series of self propelled artillery vehicles were used by Germany during World War II. The Grille series was based on the Czech Panzer 38(t) tank and used a 15 cm sIG 33 infantry gun.

A security device in the form of small square dots embossed on certain stamps of the United States, Peru, etc., arranged in a certain pattern, breaking the paper fibres. This allows the ink of the postmark to soak in deeply and makes it impossible to clean a stamp for re-use.

Grilled or broiled.

A ventilation plate that allows airflow but cannot be opened and closed.

A security gate constructed of rods and links offering visibility and ventilation that rolls in a coil upward.