etch

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etch

[ech]
(graphic arts)
To incise lines on a plate of metal, glass, or other material by covering it with an acid-resistant coating, scratching through the coating, and then permitting an acid bath to erode exposed parts of the plate.
(metallurgy)
To corrode the surface of a metal in order to reveal its composition and structure.

etch

1. To cut away the surface of glass or metal with a strong acid or by abrasive action, usually in a decorative pattern.
2. To remove the surface of cast stone with acid to expose the aggregate.
3. To alter the surface texture of porcelain enamel by chemical attack.

etch

To create a design in a material by digging out the material. The circuit designs on printed circuit boards and chips are etched by acid. See chip and printed circuit board.
References in periodicals archive ?
Some of the rest-activity pattern disruptions that we see associated with Alzheimer's dementia may not necessarily be circadian based," Etcher said.
3 Scrub a small section of floor with the abrasive pad and the liquid etcher.
Etcher will continue to be counted on this week and throughout the playoffs as ECR attempts to tie the state record with its eighth consecutive state title.
But a heads-up play by Cheyenne Hayden along the left sideline midway through the second half led to an ECR counterattack, resulting in Etcher threading a pass in between two defenders to a charging Forte, who slipped a shot past a diving Moreno for the goal.
Just as Schneiderman, who raced off her line, was about to reach the ball, Etcher slid in the mud, getting enough of the ball to knock it into the net.
Sylmar senior goalkeeper Nicole Gonzalez made seven saves, but Quinn and Etcher capitalized for the Conquistadores when it mattered most.
It wasn't that bad at the time, but it definitely got worse," said Etcher, who lifted the Conquistadores (18-2-4) into Wednesday's semifinal match against No.
With this announcement the Technical University of Delft wants to investigate which supplier(s) can supply a Deep Reactive Ion Etcher (ICP DRIE) for deep silicon etching (DSE) with Bosch and Cryo process.
You can't get (to a national level) if you don't go out and test yourself against the best,'' Etcher said.
Retrieving 2 ICP RIE Etcher (1 system on Clorid base, 1 system fluoride-based) facilities of the clean room at the Campus of IST Austria.
I just stepped up and did what I had to do,'' said Thomas, who helped ECR compensate for the absence of starters Katie Etcher and Erin O'Leary.