Photostat

Full definition of photostat

Noun

1. (dated) A photocopy, especially one made by a Photostat machine
2. positive (black on white) or negative (white on black) reproduction of printed matter or artwork made on a photostat machine, which uses photographic paper instead of a transparent negative, and uses a prism to render the paper negative readable instead of reversed.

Verb

1. To make such a photocopy.