jacket
paper or cardboard slip cover for a brochure or book
jacket text
page with brief information about the author and the content of a work with additional bibliographical data
jacquard loom
a loom used for creating large-scale patterns operated by means of punched cards which are considered to be the very first digital data medium
job composition
typesetting of commercial printing with complex forms of writing and adornment
job printing
custom printed matter such as invitations, visiting cards, etc.
jobbing press
a printing machine composed of a flat type bed and platen (flat plate)
JPEG (joint photographic experts group)
a standardised format for the storage of compressed digital images and of great importance in the field of digital photography and the internet
justification
the organisation of the lines into columns, e.g. left-justified or central