Abbreviation of Pantone Color Matching System.

The printing method that is most commonly used, where the printed material does not receive the ink directly from a printing plate but from an intermediary blanket, which receives the ink from the plate and then transfers it to the paper.

The increase of space between typeset letters.

Envelopes in place of a stamp, an image and/or text pre-printed on mailing.

To meet in the center, a three or four panel folds where the two outside panels fold inward. There are three panels in an open gate fold, the bottom of which is twice the size of the folded panels. There are four panels of more or less equal size in a closed gate fold where the outer panels are folded inward together.

A two-color halftone reproduction which is generated from a one color photo.

A shade of blue which is used in four-color process printing. The C in CMYK. Referred to as process blue as well.

The proportional amounts of process colors used to reproduce a picture, either digitally or when printed on a press.

A term given to paper to give a description its thickness which is relative to its weight.

Any type that leans to the left or backward direction; opposite of italic type.