e-tutor.com - Online tutoring, learning, and homeschooling resources      Home    Enroll    Tour    Contact Us    Graphing Calculator         Dictionary Home    Index    About   

Definition of 'grating'

See also: grate 


  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


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

Get this dictionary without ads as part of the e-Tutor Virtual Learning Program.