grating
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About Our Definitions: All forms of a word (noun, verb, etc.) are now displayed on one page.grating
nounDefinition of GRATING
1
: a wooden or metal lattice used to close or floor an opening
2
: a partition, covering, or frame of parallel bars or crossbars
3
: a system of close equidistant and parallel lines or bars ruled on a polished surface to produce spectra by diffraction
See First Known Use of GRATING
1622
Other Architecture Terms
grat·ing
noun \ˈgrāt-iŋ\ (Medical Dictionary)Medical Definition of GRATING
: a system of close equidistant and parallel lines or bars ruled on a polished surface to produce spectra by diffraction—called also diffraction grating
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