(verb)
carve or cut a design or letters into
(verb)
carve or cut into a block used for printing or print from such a block
(verb)
cause to stand out or be clearly defined or visible
a face etched with pain
the leafless branches etched against the sky
(verb)
make an etching of
He etched her image into the surface
(verb)
selectively dissolve the surface of (a semiconductor or printed circuit) with a solvent, laser, or stream of electrons