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"etch" is also used as a crossword clue. If that's what you saw, the answer is often engrave (7 letters).
Definitions
selectively dissolve the surface of (a semiconductor or printed circuit) with a solvent, laser, or stream of electrons
Word origin
From Dutch etsen (“to etch”), from German ätzen (“to etch”), from Old High German azzon (“to cause to bite or feed”), from Proto-Germanic *atjaną, causative of *etaną (“to eat”) (whence also English eat).
Used in a sentence
“The memory of 9/11 is etched into my mind.”
“There are many such empty terms to be found in some learned writers, to which they had recourse to etch out their system.”
“Black Oats are commonly sown upon an Etch Crop, or on a Lay which they plow up in January, when the Earth is moist, taking care to turn the Turf well, and to lay it even and flat.”
Source: Wiktionary, CC BY-SA 4.0
Used as a crossword answer1 curated clues
01“Carve with acid”4 letters
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