photoglyphy

Century Dictionary and Cyclopedia

1. n. The art of engraving by means of the action of light and certain chemical processes; particularly, the production by photographic processes of a plate from which copies can be printed in ink. Often restricted to the production of intaglio plates, or photogravure.

Wiktionary

1. n. photoglyphic engraving

GNU Webster's 1913

1. n. Photoglyphic engraving. See under photoglyphic.