grating

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Related to Gratings: diffraction gratings

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 classic literature ?
These gentlemen, Comminges, are not prisoners," returned Mazarin, with his ironical smile, "only guests; but guests so precious that I have put a grating before each of their windows and bolts to their doors, that they may not refuse to continue my visitors.
Painted white, they rose high into the dusk of the skylight, sloping like a roof; and the whole lofty space resembled the interior of a monument, divided by floors of iron grating, with lights flickering at different levels, and a mass of gloom lingering in the middle, within the columnar stir of machinery under the motionless swelling of the cylinders.
But sometimes a young fellow would look up from his ledger, or out through the grating of his father's bank, and let his eyes follow Lena Lingard, as she passed the window with her slow, undulating walk, or Tiny Soderball, tripping by in her short skirt and striped stockings.
I had the curiosity to inquire in a particular manner, by what methods great numbers had procured to themselves high titles of honour, and prodigious estates; and I confined my inquiry to a very modern period: however, without grating upon present times, because I would be sure to give no offence even to foreigners
Next morning he could see through the iron grating in front of his little window how the people were hurrying out of the town to see him hanged.
At these signals and voice Don Quixote turned his head and saw by the light of the moon, which then was in its full splendour, that some one was calling to him from the hole in the wall, which seemed to him to be a window, and what is more, with a gilt grating, as rich castles, such as he believed the inn to be, ought to have; and it immediately suggested itself to his imagination that, as on the former occasion, the fair damsel, the daughter of the lady of the castle, overcome by love for him, was once more endeavouring to win his affections; and with this idea, not to show himself discourteous, or ungrateful, he turned Rocinante's head and approached the hole, and as he perceived the two wenches he said:
Then slowly they retreated but this time with a strange grating sound and finally they disappeared in some black and distant recess of my dungeon.
Even then he scarcely understood what this indicated, until he heard a muffled grating sound and saw the black mark jerk forward an inch or so.
Just then the sound of finger-nails slightly grating against the door of the library informed Valentine that the count was still watching, and recommended her to do the same; at the same time, on the opposite side, that is towards Edward's room, Valentine fancied that she heard the creaking of the floor; she listened attentively, holding her breath till she was nearly suffocated; the lock turned, and the door slowly opened.
Nothing of her ever comes to light - no grating, no lifebuoy, no piece of boat or branded oar - to give a hint of the place and date of her sudden end.
He somehow felt that the sound of his own rude voice would be grating just then.
Thus, with a grating and uncertain sound, They bleat, and bleat, and bleat,