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This dictionary covers graphic design, prepress and print terminology.
Stan Schwartz supplied most of the terms of this online glossary.
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.
edge staining
A finishing method whereby the edges of the pages of a book or catalog are colored to mark different sections.
EEPROM
Abbreviation for Electrically Erasable and Programmable Read Only Memory
EGA
Abbreviation for Enhanced Graphic Adapter - Color display adapter used in early PCs, allowed the simultaneous use of up to 16 colors!
eggshell finish
The finish of paper surface that resembles an eggshell achieved by omitting the calendar process.
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
In finishing 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.
enamel
A term that describes a glossy coating on paper.
en dash
A dash that is half the width of an em dash.
end papers
The 4 page leaves at the front and end of a book which are pasted to the insides of the front and back covers (boards).
endsheet
Attaching the final sheet of a signature of a book to the binding.
english finish
A grade of uncoated book paper with a smooth uniform surface.
engraving
A printing process whereby images such as copy or art are etched onto a plate. When ink is applied, these etched areas act as small wells to hold the ink; paper is forced against this die and the ink is lifted out of the etched areas creating raised images on the paper.
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 the DCS file format
EPSF
Abbreviation for Encapsulated PostScript File. You can read more about this file format on this page.
EPUB
Abbreviation for electronic publication, a file format for publishing books and other types of content in a reflowable fashion. This means that the content can adapt itself to fit the available screen space. An EPUB file can be viewed on a 3.5″ cell phone as well as a 10″ tablet or the 22″ monitor of a desktop computer. An EPUB publication consists of a single file that has the file extension .epub. More information on this file format can be found on this page.
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