R

ragged left

See flush right.

ragged right

See flush left.

reader's spread

See spread.

recto

An open book's right page. See also verso.

registration marks

Other Term: register marks.

relief offset

See dry offset.

Relief plate

A printing plate where the areas to be inked are higher than the non-printing areas. See also: flexography; letterpress; relief plate; relief printing.

Relief printing

A method of printing where the areas to be inked are higher than the non-printing areas. The inked areas are then placed in contact with the material to be printed, transferring the ink from the raised areas to the substrate. See also: flexography; letterpress; relief plate; relief printing.

reproduction

Creating an exact duplicate of an original using a photographic method.

reverse

See knockout.