grating

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grating

short for diffraction grating.

grating

[′grād·iŋ]
(electromagnetism)
An arrangement of fine, parallel wires used in waveguides to pass only a certain type of wave.
An arrangement of crossed metal ribs or wires that acts as a reflector for a microwave antenna and offers minimum wind resistance.
(spectroscopy)

grating

1. A grate; also see coke grating.
2. A grille.
3. Same as grillage.
References in periodicals archive ?
The guitar riffs on Phantom Limb are gratingly abrasive
Both decisions are poorly reasoned, lack a constitutional justification, and are gratingly pompousyet they are "landmark decisions.
The trouble is, apart from a gratingly self-pitying tone, you can tell from the very first minute where it's all heading, and whoever wrote the script doesn't let us down, with a predictably bitter-sweet ending.
His dogged adherence to a "fall" thesis of Christian history--the notion that nothing good came of the Catholic faith that developed after the fall of the Roman Empire and before the Reformation--often is gratingly reductionistic.
That seems like a particularly stupid criticismto have of a Ross Noble show, I grant you, but, despite the continual stream of laughs, there were times the more gratingly outspoken audience members could have been reined in.
That site was ruled out after owners of neighboring properties protested that a 12-story building, which would have been necessary to fit the courthouse into the small site, would have been gratingly out of scale with the rest of downtown.
At first, the optimistic confidence of the two young Mexican Americans seems gratingly naive, especially when juxtaposed to the impending physical threats to their lives in combat:
In a spasm of that humbug which the world soon grew to recognise as his trademark, Wilson patiently explained his policy to British Ambassador Walter Page, via some of the most gratingly complacent verbiage ever uttered by an adult: "I am going to teach the South [sic] Americans to elect good men.
WHILE STIGLITZ DOES HAVE A REMARKABLY realistic understanding for a liberal of many aspects of how the world economy works, he gratingly makes two blunders over and over.
Novak's gratingly paternalistic endorsement of Orthodox women's prayer groups is an unapologetic celebration of male dominance.
CAROLINE O'Shea is a gratingly loud woman whose achievements in life amount to one O-level and an eating disorder.