total density
The total amount of printing dot in a given area on a press sheet or on separation films. The term is misleading, because the total amount of printing dot should not be specified as a density. The correct term is total printing dot.

total ink
See TAC

TQM
Abbreviation for Total Quality Management

track
A portion of a disk surface that is used to organize the information stored. When the disk is initialied, the operating system separates the disk surface into circular tracks and divides each track into sectors.

tracking
Decreasing or increasing the amount of space between letters in a word.

trade printer
A printer who does printing for other companies in the business, usually print brokers.

trade shop
A company that specializes in scanning images and delivering color separated films

tranny
Slang term for transparency that is used in the United Kingdom, Australia, New Zealand.

transactional printing
the printing of bank statements, bills, insurance portfolios, payroll slips, mailings,…

transformation algorithm
An equation that defines a transfer from one input/output relationship for a set of conditions to another system or peripheral.

transmission
The transfer of radiant energy through a medium

transmission rate
The amount of data that can be transferred in a given period of time, specified in bits per second. Specified in cycles per second, transmission rate refers to the bandwidth carrier.

transmissive
An transparant original, such as a 35mm slide or transparency. In general, transmissive originals produce higher-quality scans than reflective originals.

transmittance
The ratio of transmitted light to incident light. It is measured with a transmission densitometer and expressed as a percent.

transparency
The photographic color positive film that represents a color image such as Kodachrome, Fujichrome or Agfachrome. Also called by the slang terms: tranny and chrome. Standard sizes are 35mm, 2″ x 2″, 4″ x 5″, 5″ x 7″, and 8″ x 10″. Transparencies are the preferred original for color scanning because the film offers higher resolution than photographic print material.

transparency viewer
A small box containing a 5000K light that is used for viewing transparencies.

trapping
A word that often leads to much misunderstanding because it has a different meaning in prepress and printing. In prepress, trapping is a technique that minimizes the effects of misregistration in print by slightly overlapping abutting colors. For printers however, trapping refers to the reaction of various colors of ink to each other when they are printed wet on top of each other.

TrendSetter
Family of thermal CtP systems developed and sold by Creo/CreoScitex/Kodak.

trim
The edge of a printed page

trim marks
Marks in the form of short, straight lines outside the trimmed area. At the corners where they are perpindicular to each other (but not touching), they may be called corner marks. They guide the press operator in aligning the press sheet and the cutter operator in trimming to size.

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