definition of
etch

[1] #1 etch v. make an etching of; "He etched her image into the surface". wn

[2] #2 etch v. cause to stand out or be clearly defined or visible; "a face etched with pain"; "the leafless branches etched against the sky". wn

[3] #3 etch v. [engrave] carve or cut into a block used for printing or print from such a block; "engrave a letter". wn

[4] #4 etch v. [engrave] carve or cut a design or letters into; "engrave the pen with the owner's name". wn

[5] #5 etch v. selectively dissolve the surface of (a semiconductor or printed circuit) with a solvent, laser, or stream of electrons. wn