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Grating
01
a covering with parallel or crossed bars, used to block a passage while allowing air or light to pass
Examples
The window was protected by a sturdy iron grating.
A metal grating covered the drain to prevent debris from entering.
02
a frame of iron bars designed to hold a fire in a fireplace or furnace
Examples
He placed the logs carefully on the grating before lighting the fire.
The old fireplace had a cast-iron grating for cooking.
03
an optical device with many parallel grooves that disperses a beam of light or other electromagnetic radiation into its component wavelengths to produce a spectrum
Examples
The physicist used a grating to study the light spectrum.
A diffraction grating split the laser beam into multiple colors.
Lexical Tree
grating
grate
