Thesaurus: gratings
n. a barrier that has parallel or crossed bars blocking a passage but admitting air n. a frame of iron bars to hold a fire n. optical device consisting of a surface with many parallel grooves in it; disperses a beam of l…
Related headwords
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Definitions
- n. a barrier that has parallel or crossed bars blocking a passage but admitting air n. a frame of iron bars to hold a fire n. 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