Phō'to-glyph'ic, a.

a. [From Gr. φῶς, φωτός, light, and γλύφειν, to engrave.] Pertaining to the art of engraving by the action of light.

Photoglyphic engraving, a process of etching on copper, steel, or zinc, by means of the action of light and certain chemicals, a fac-simile of a photograph or other object, so that from the plate impressions may be taken; — invented by Fox Talbot. Brewster.