What is "photolithograph"

Photolithograph \Pho`to*lith"o*graph\, n. [Photo- + lithograph.] A lithographic picture or copy from a stone prepared by the aid of photography.

Photolithograph \Pho`to*lith"o*graph\, v. t. To produce (a picture, a copy) by the process of photolithography.

n. A lithograph made by photolithography. vb. To produce (a picture or copy) by the process of photolithography.

n. a lithograph produced by photographically produced plates