Against the grain
at right angles to direction of paper grain. Opposite of paper grain direction
Cover weight
heavier-weight (thicker/more-rigid) paper consisting of various grades
Customer's Originals
print ready copy
Gloss finish
shiny, reflective, smooth finish on paper or laminate
Grain
the direction in which the paper fiber lie
Grippers
metal fingers on a printing press that hold the paper as it passes through the press, the image is registered in relation to the gripper. Similar to sideguide
Highlight
the lightest areas in a picture or halftone
Image Area
portion of paper on which ink can appear
Magenta
M, one of the four process colors used in the CMYK printing process, pink/purple in color
Negative
the image on a film that inverts color
Offsetting
using an intermediate surface to transfer ink. This also occurs when images of freshly printed sheets transfer images to each other
Original
material that is to be reproduced using various printing methods. i.e., PDFs, documents, photographs, artwork, product sample, or artist's drawing
PAG
pagination sheet
Page count
total number of pages in a book including blanks
Pantone Matching System
(PMS) Industry standard for ink mixing
Perfecting
see page 14, job F141491 for example
PG
page
Plate gap
gripper space. The area where the grippers hold the sheet as it passes through the press
Right-Angle fold
two folds at right angles to each other
Side guide
the mechanical register unit on a printing press that positions a sheet from the side
Signature
a sheet of printed pages that when folded become part of a publication (i.e., book, magazine, etc.)
Single-sided
only one side of the page is printed, meaning the back side of each page is blank
Stack by page or subset
to keep each piece separate or independent
Text weight
lighter-weight (thinner/pliable) paper consisting of various grades
Trapping
used to expand the dominant ink to be printed larger-than the less-dominant ink, used to help tight registration on offset printing
UV Coating
protective liquid coating applied to printed sheets (similar to varnish), bonded and cured with ultra-violet (UV) light
With the grain
folding or feeding paper into the press or folder parallel to the grain of paper