Registration: Machine: The placement or position of the ink coating in relationship to the bottle or package.
Release Liner: The component of the pressure sensitive label stock, which functions as a carrier for the pressure sensitive label. Prior to application, it protects the adhesive, and readily separates from the label immediately before the label is applied to the product. Also referred to as Carrier Sheet, Liner, or Backing Material.
Repositioning: The relamination of labels to a different location on the backing sheet following die cutting. Can also be used to reference the change of orientation of a roll.
Reverse Printing: Printing on the underside of a transparent film. Also a design in which the copy is “dropped-out” and the background is printed making the copy appear in the color of the background.
Roll: Aka, bobbin, refers to any web of labels wound on a core
Rotary Press: A press that, in normal use, features a roll-to-roll operation.
Rotary Printing: Accomplished by means of a cylindrical impression cylinder and cylindrical printing plate.