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A page or layout that is wider than it is tall.

(pronounced "led-ding") the space between lines of type, traditionally measured baseline-to-baseline, in points. Text type is generally set with one or two points of leading; for example, 10-point type with 2 points of leading. This is described as 10/12, read�ten on twelve.

The number of rows of dots per inch in a halftone.

A magnifying glass used to review a printed image, plate and position film.