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Definition of 'grating'

See also: grate 

Noun

  1. a barrier that has parallel or crossed bars blocking a passage but admitting air
       Synonyms: grate
  2. a frame of iron bars to hold a fire
       Synonyms: grate
  3. optical device consisting of a surface with many parallel grooves in it; disperses a beam of light (or other electromagnetic radiation) into its wavelengths to produce its spectrum
       Synonyms: diffraction grating

Adjective

  1. unpleasantly harsh or grating in sound; "a gravelly voice"
       Synonyms: gravel gravelly rasping raspy rough scratchy


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