photo-etch

Century Dictionary and Cyclopedia

1. To produce (a printing-surface) upon a photographed plate by etching with acids. When the printed surface is in relief, for use on the typographic press, the plate so made is known as a photo-engraving or a process plate; when the subject is below the surface, or in intaglio, it is known as photogravure.

GNU Webster's 1913

1. v. To engrave, or make an engraving of, by any photomechanical process involving etching of the plate.