Definitions

1. 1.photographic film (strip or sheet of transparent film base coated on one side with a gelatin emulsion containing microscopically small light-sensitive silver halide crystals)
2. 2.block, plate (glass or celluloid plate coated with a photosensitive substance on which the negative of photographic images or X-rays is obtained)
3. 3.plate (engraved surface used to transfer an image to paper)
4. 4.cliché (overused phrase or expression)