Cover weight
heavier-weight (thicker/more-rigid) paper consisting of various grades
Sheetwise
to use a separate plate for front and back printing, using the same gripper and guide for both sides of the sheet
SW
Sheetwise (see sheetwise definition)
Text weight
lighter-weight (thinner/pliable) paper consisting of various grades
UW red
the mixed ink graphic standard for UW printing; also PMS 200
Watermark
distinctive design created in paper at the time of manufacture that can be easily seen by holding the paper up to a light
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
WT
work and turn (see work and turn definition)
Yellow
Y: one of the four process colors used in the CMYK printing process; yellow in color