This dictionary covers design, prepress and printing topics.
It was created with the help of Stan 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

EBCDIC
Abbreviation for Extended Binary Coded Decimal Interchange Code - IBM-developed character set used in its mainframes and mini-computers. The competing standard, ASCII, dominates the personal computer market.

eccentricity
Displacement of the geometric center from the center of rotation

edge enhancement
A scanner process that increases the apparent edge sharpeness of the reproduction images by intensifying the difference between the light and dark side of the image edge or the point where different colours meet.

EEPROM
Abbreviation for Electrically Erasable and Programmable Read Only Memory

EGA
Abbreviation for Enhanced Graphic Adapter - Colour display adapter used in early PCs, allowed the simultaneous use of up to 16 colours!

EIDE
Abbreviation for Enhanced IDE

EISA
Abbreviation for Extended Industry Standard Architecture

ELHO
Abbreviation for ELementary and High schOol textbook publishing

elite
The designation of a standard typewriter type measuring 12 characters per inch

ellipsoid
An oval image shape similar to an ellipse.

elliptical dot
An elongated, or oval halftone dot that is used in the middletone and vignette areas to minimize the midtone jump in dot gain at the point where dots are large enough to connect.

em
A measure of space that is equal to the square of the type body - the larger the type size the larger em space. An em space is sometimes specified as the amount of the indent of the first line of type in a paragraph. Em is so called because in early fonts, the letter M was usually cast on a square body, such as 10 point high and 10 point wide.

em dash
A dash, one em long, that is used to separate parenthitical phrases within a sentence or to indicate missing words.

em space
A fixed space equal to the width of the type size being used

embossing
A strong letterpress impression of an image on the back of a sheet of paper. The image is raised.

emulsion
The photosensitive coating on a substrate that reacts to light.

en space
A fixed space equal to one-half of the width of the type size being used

EOC
Abbreviation for End Of Chapter

EOM
Abbreviation for End Of Message

EPROM
Abbreviation for Erasable and Programmable Read Only Memory

EPS
Abbreviation for Encapsulated PostScript. You can read more about this file format on this page.

EPS5
Refers to a file in DCS format

EPSF
Abbreviation for Encapsulated PostScript File. You can read more about this file format on this page.
equal sign

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