I
This dictionary covers design, prepress and printing topics.
It was created with the help of S. Schwartz.
A-B-C-D-E-F-G-H-I-J-K-L-M-N-O-P-Q-R-S-T-U-V-W-X-Y-Z
IBM
Abbreviation for International Business Machines
IC
Abbreviation for Integrated Circuit
ICC
Abbreviation for International Colour Committee
ICM
Abbreviation for Image Colour Matching
icons
In a graphical operating system, such as the Macintosh operating system or Windows, small pictures that represent applications, files and parts of the operating system such as fonts and utilities.
IDE
Abbreviation for Integrated Development Environment
IDE
Abbreviation for Integrated Drive Electronics
ideograph
A symbol that primarily denotes an idea (or meaning) in contrast to a sound (or pronunciation) - for example, a symbol showing a telephone
imagesetter
A high resolution laser output device, that writes bitmap data onto photosensitive paper or film (devices that write on digital printing plates are usually referred to as platesetters).
IIS
Abbreviation for Internet Information Server, the application which turns a computer running Microsoft Windows into a web server.
iMac
Popular range of Macintosh computers, spearheaded by the ‘bondi blue’ model which was launched in 1998.

IMAP
Abbreviation for Internet Messaging Application Program
import
Bringing data from one file to another. For example, a graphic in EPS or TIFF format can be imported in a QuarkXPress file.
imposition
- The correct positioning pages on a press sheet so that when the press sheet is folded to form a signature, the pages are in the correct numerical sequence.
- The positioning of various images (usually into a flat) in such a way that when the job is printed and folded, the images will be in correct sequence and position.
- The plan and arrangement of pages in a press form so that when printed, folded and trimmed, they appear in the correct order.
impression
The pressure of a printing surface as it contacts paper.
indexed color
A color system in which a limited number of colors are used. These colors are defined in a lookup table of colors. Colour specified from a 24-bit palette but displayed in an 8-bit system is indexed color.
in-line
Describes components a system arranged in a logical production sequence. For example, an in-line film processor can be connected to an imagesetter so that the film is output directly from the imagesetter to the processor without operator intervention.
in-line problem
An imbalanced difficulty that occurs when the page printing above another in the direction of travel on a printing press requires a different ink feed.
inferior characters
- Small characters, generally used in mathematical data that are usually positioned below the baseline. Called subscripts in computer usage.
- Type set below a line in a size about 20% smaller than the other text. Also called subscripts. For example, the 2 in the expression H2O.
initial
The first letter of a block text copy set in a display typeface or size. Often used for emphasis or decoration to begin the chapter of a book.
inner caps
Mixed case format where an uppercase letter is in a position other than first in the word–for example, “M” in “iMac.” Inner caps sometimes appear in names but they were made popular by Apple and then used for a lot of software and hardware products.
ink jet
A method of printing images using jets that squirt minuscule drops of ink onto a variety of surfaces. Images can be produced with single colors. For example, a subscribers name can be inserted into a magazine, or a color image can be created by using process colors.
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