The base from which the print is made. This can be anything - a standard metal plate or lithographic stone, a potato or vinyl record, a stencil - anything from which you print.

The actual printing surface (copper plate, wood block, and so on) which bears the incised or relief image.

a flat round plate upon which is etched, incised, or engraved a generally spiral groove containing information that can be converted to sound

The physical, ink-holding base from which the print image is derived, such as an etching plate, lithography stone, or woodblock.

An engraving or stamped code. For vinyl items, this describes the code etched into the run-out grooves on each side of the record. For CDs, the code can be found on the metallic ring in the center of the disc. (Many CDs may also have an IFPI code printed on the inner plastic ring.)

Material which transfers ink to paper in a printing process. Traditional examples are: metal plate (intaglio), wood block (relief), stone (planographic), screen (stencil).

Relief image, usually made from gelatin and used for processes such as dye transfer printing.