4/K

“four over black”: a trade designation for a piece printed with four colors (full color printed) on the front side and one color - black – printing on the backside


BKLT

booklet


Black

K:  one of the four colors of the CMYK printing process, black in color. Also referred to as the Key color.


Crop marks

printed lines showing where to trim a printed sheet


Hickey

reoccurring unplanned spots that appear in the printed image from dust, lint, dried ink


K

Black - also referred to as the Key color (see Black definition)


Keyline

an outline drawing


Make-ready

all the activities required to prepare a press for printing


Stack by page or subset

to keep each piece separate or independent


Stock

the material to be printed on


Work and tumble

using the same plate and same guide, printing one side of a sheet, and flipping it from gripper to tail to print on the back of the sheet. Similar to perfecting but 2 passes.


Work and turn

using the same plate and common guide, printing one side of a sheet, and flipping it from left to right to print on the back of the sheet