Background ink: A reflective ink used to
print the parts of a document that are not meant to be picked up
by a scanner or optical character reader.
Back Up: The process of copying a file or
program in the event the original is damaged, lost, or
Backing Up: Printing the other side of a
Base Alignment: Arrangement that allows
columns of text to fall on the same line across the page,
regardless of varying sizes of the elements in the columns.
Baseline: The imaginary horizontal line upon
which typeset characters appear to rest.
Base Color: A first color used as a
background on which other colors are printed.
Base Font: Typeface that graphics software
defaults to if no other font is specified.
Binder's Creep: The slight but cumulative
extension of the edges of each inserted spread or signature
beyond the edges of the one that encloses it in a saddle stitch
Bindery Marks: Marks that appear on signature
or press sheet, they indicate how the press sheet should be
folded, bound, collated and eventually cropped.
Binding: The fastening of the assembled
sheets or signatures along an edge of a publication.
Bit Map: Representation of characters or
graphics by individual pixels, or points of light, dark or color,
arranged in row (horizontal) and column (vertical) order. Each
pixel is represented by either one bit (simple black and white)
or up to 32 bits (high definition color).
Bit Mapped font: A set of dot patterns that
represent all the letters, characters and digits in a type font
at a particular size.
Bit Mapped Graphics: Graphic images which are
formed with sets of pixels, or dots, with a specific number of
dots per inch. Also called raster graphics and paint-type
graphics. Contrast with vector graphics.
Blanket: A fabric coated with natural or
synthetic rubber which is clamped around the blanket cylinder and
which transfers the ink from the press plate to the paper.
Bleed: A printed image (graphic) that extends
beyond the trim edge of the paper. Usually 1/8" or
Blueline: (Or Blueprint) A blue-toned
photoprint produced from film negatives which is prepared as a
proof to check placement of elements of an image or portion of an
image on a layout.
Bond: (Paper) A grade of lightweight, opaque
paper used for writing, printing and photocopying.
Brightness: In color, the difference in range
from white when compared to dark tones and colors. Could also be
considered to be contrast.
Bristol: (Paper) A grade of heavy paper used
for postcards, business cards and other materials that have to
stand up to repeated handling.
Browser: An Internet application that lets
users access WWW servers. (example: Internet Explorer, Netscape)
Burn: Common term used for exposure on a
vacuum frame. (i.e. Burning a plate.)