Glossary - The Graphic Design: Reference and Specification - page 203

Old growth: Also called intact forests are
natural forests that have been allowed to
grow naturally over a long period of time
(in excess of 100 years).

Preconsumer waste: Refers to materials
that include trip or scrap from the manu-
facturing process and printers, or even
overruns that are reused to make new
products.

Opacity: Characteristic of paper that pre-
vents printing on one side from showing
through on the other.

Prepress: Preparing a job for print repro-
duction by performing necessary functions
such as separating, color correcting, and
impositioning the pages.

Optical Character Recognition (OCR):
Automatic computer input process where
a scanner reads printed characters and
symbols and converts them to electronic
data.

PMS: Stands for Pantone Matching
System, a means of specifying match or
spot colors and their ink formulations.

Outline image: see silhouette image Point: A typographic measurement system

used for measuring the height of type,
thickness of rules, and leading.

Overrun: Excess production to compen-
sate for spoilage, future requests for
materials, and other unanticipated needs.

Postconsumer waste: End product that
has reached the consumer used and then
collected to make new material rather
than end up in a landfill or incinerator.
This is what is referred to when most
people think of recycled paper.

P

Paperboard: Index stock over 110# and
cover stock over 80# or 200 gsm com-
monly used in packaging. Also called
board paper .

PostScript: Computer language that allows
digital files to be printed on desktop print-
ers and imagesetters.

PDF (Portable Document Format): Digital
file format that allows documents to be
viewed and printed independent of the
application used to create them.

Press gain: see dot gain

Pressure-sensitive label: A label with an
adhesive backing that can be peeled off,
and the label applied to another surface
by pressure.

Perfect binding: A method of binding
magazines, books, and other publications
in which the signatures are glued to the
cover and held together with a strip of
adhesive.

Printer font: A font that allows a printing
device to output a typeface.

Pica: Unit of typographic measure equal
to 0. 166 inch (4.218 mm).

PICT: Macintosh image file format.