a : a plate made by photoengraving
b : a print made from such a plate
First Known Use of PHOTOENGRAVING
photoengraving noun (Concise Encyclopedia)
Any of several processes for producing printing plates by photographic means (see photography). In general, a plate coated with a photosensitive substance is exposed to an image, usually on film; the plate is then treated in various ways, depending on the printing process to be used. Photoengraving is particularly useful for reproducing photographs via the halftone process. See also offset printing.
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