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A Sizes |
Main series of
finished printing trimmed sizes in the ISO international paper size
range. |
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Abrasion Resistance |
The ability of a surface to resist rubbing or other frictional forces
without being worn away. |
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Access |
To recall data from a computer storage area. |
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Achromatic Printing |
Method of colour printing in which any hue is created from two colours
plus black, rather than three. An extension of under colour removal (UCR). |
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Acorn |
Geo-demographic classification method as defined by CACI Limited. |
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Acoustic coupler |
A method of transmitting data over telephone lines or radio links using
the microphone and ear piece to transmit and receive an audible digital
sound. To transmit computer data over telephone lines, the data must be
converted into electrical tone signals and sent at a comparatively low
rate (see Modem). |
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Active File |
A list of current customers. |
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Additive primaries |
Coloured lights in red, green and blue (RGB) which, when combined with
each other unequal proportions produce white. Other colours may be
produced by mixing different proportions of each light source. Video
monitors use this principle to produce colour television images. Input
scanner detectors sense red, green and blue components of the scanned
image before electronic conversion to printing colours of cyan, magenta,
yellow and black. Output transparency recorders generate red, green and
blue from input information generally supplied in cyan, magenta, yellow
and black electronically re-coded to red, green and blue. |
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Adhesive binding |
Style of threadless binding in which the leaves of a book are held
together at the binding edge by glue or synthetic adhesive and a
suitable lining. |
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Air-brush |
An instrument having a small reservoir to contain liquid ink and so
arranged that a controlled current of air is blown over the ink surface
which is broken down into an atomised spray and ejected through a
nozzle. Used by artists to obtain graduated effects on drawings,
photographs and lithographic surfaces. |
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Air-dried |
Paper dried by a current of warm air after but-sizing. |
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Alignment |
Horizontal positioning of type to ensure that the base of each
character is perfectly in line with the next. |
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Antique (finish) |
A rough, uncalendered finish applied to paper used for book printing,
when bulk and light weight are required. |
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Art |
Paper which has received a coating of china clay and size. It has a
very smooth surface, which may be gloss, matt or dull. |
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Artwork |
Text, graphics and illustrations arranged individually or in any
combination to make a composition, may conventionally be drawn in black
and white on suitable artpaper or board, or may be computer-originated,
in which case the artwork may be supplied as digitised data on a floppy
disk. Artwork may also be in the form of a full-colour drawing or
picture which requires specialist reprographic colour separation. This
enables the separation to be printed in the four basic process colours. |
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Ascender |
Top part of the lower case letter stretching above the x-height of the
character, as in d, h or k. |
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ASCII |
Initial letters for American Standard Code for Information Interchange.
This is a standard coding system used within the computer industry to
convert keyboard input into digital information. It covers all of the
printable characters in normal use and control characters such as
carriage return and line feed. The full table contains 127 elements.
Variations and extensions of the basic code are to be found in special
applications. |
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ASPIC |
Authors' Symbolic Pre-Press Interfacing Codes. Standard mark-up or code
system which indicates a change of typesetting format. (see SGML). |
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Author's corrections |
Corrections made by the author on galleys or page proofs that alter the
original copy. The cost of making such alterations must be charged in
contrast to printer's errors or house corrections. |
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B sizes |
ISO International sizes intended primarily for posters, wall charts and
similar items where the difference in size of the larger sheets in the A
series represents too large a jump. |
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Back |
The back of a book is the binding edge. To back a book is to shape the
back of a previously rounded book, so as to make a shoulder on either
side against which the front and back covers fit closely. |
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Back End |
Finalisation of a job/campaign. Back End performance/results are the
final results of a promotion including figures for paid and unpaid
orders. |
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Back up |
To print the reverse side of a sheet. |
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Backing or release paper |
The component of a pressure-sensitive stock which functions as a
carrier for the material. The backing readily separates from the
adhesive prior to the application of the material to a surface. |
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Backslant |
Where a typeface can be made to slant backwards, in the opposite way to
italic. |
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Bank |
A fine writing or typewriting paper, white or tinted, made in a range
of weights from 45g/m² to under 63g/m². Heavier weights of otherwise
similar material are termed 'bonds'. |
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BASIC |
Beginners All-purpose Symbolic Instruction Code. The earliest, most
popular language used on microcomputers. |
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Bed |
The table of a letterpress printing machine in which the forme is
locked in preparation for printing, or for cutting and creasing. |
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Bit |
From 'binary information transfer' or 'binary digit', the basic unit of
information in computing and computer photosetting, it represents a
pulse or charge of its absence or one hole or no hole in a paper tape.
Each bit stands for one binary digit, 0 or 1. Bits are usually grouped
together in blocks of eight to make bytes. Most computer operations work
on byte-sized pieces of information. |
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Bitmap |
An image arranged according to bit location in columns. Resolution of a
PostScript file processed through an RIP will have a bitmap image with
the characteristics and resolution of the particular output device (for
example, laser printer equals 300dpi, imagesetter equals 2500dpi). |
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Black box |
Colloquial term for a device or programme which converts information
from one form to another. |
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Blanket cylinder |
The cylinder on an offset lithographic printing machine on which the
blanket (fabric coated with a rubber or synthetic compound) is carried
and by means of which the printing image is taken from the plate and
transferred to the paper or other material. |
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Bleed |
Printed matter which runs off the edge of the paper. Also used by
bookbinders to describe over-cut margins and mutilated print. |
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Blind |
1. Reference to book covers which are blocked or stamped without the
use of ink or metallic effect.2. Term applied to a litho plate which has
lost its image. |
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Blind-blocking (in bookbinding) |
Blank impression made on book covers by binders' brass without gold
leaf, foil or ink. |
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Blister packaging |
Method of packaging in which an object is placed in a pre-formed, clear
plastic tray and backed by a printed card. |
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Block |
In binding, to impress or stamp a design upon the cover. The design can
be blocked in coloured inks, gold leaf, metal foil (see Blind). In
printing, a letterpress block is the etched copper or zinc plate,
mounted on wood or metal from which an illustration is printed. |
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Boards, Bristol |
A fine quality or cardboard which may be made solid by pasting two or
more sheets together. |
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Boards, chip |
Cheap board made from mechanical wood and waste materials. Used unlined
for binding cases, rigid boxes, show cards and white lined for cartons. |
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Boards, mill |
A high-grade board, brown in colour, made from rope and other
materials. Very hard, tough, with a good finish. Is used for covers of
better quality account and other books |
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Boards, paste |
Contain two or more laminations of paper having a middle or lower
quality. |
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Boards, pulp |
Manufactured from pulp as a homogeneous sheet on a cylinder machine.
Breaks very easily when beat. |
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Boards, straw |
A board made from straw and used principally for making the covers of
case books and cheap account books. |
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Body paper |
Paper forming the base of coated paper. |
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Bold |
A typeface that is heavier than normal weight, available in most type
faces. |
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Bolt |
Any folded edge of a section other than the binding fold. |
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Bond |
Similar to bank paper but heavier, usually supplied in 63g/m² and
over. |
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Bound book |
A book in which the boards of the cover have first been attached to the
book, the covering of leather, cloth or other material being then
affixed to the boards. Bound books are more expensive to reproduce and
much stronger than cased books. |
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Boxhead ruling |
The space at the top of a ruled column for the insertion of printed or
written headings for each column. |
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BRE |
Business Reply Envelope. A system whereby the Post Office recoups the
postage from the recipient not the sender. A Business Reply license is
issued to users of this facility. |
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Broadside |
Any sheet in its basic size (or not folded or cut). |
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Bromide |
A photographic paper used in graphic reproduction and photo-typesetting
on which a photographic image is created (see also PMT). |
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Buckram |
A binder's heavy cloth made from coarse textile thread and stiffened
with size or glue. Very strong, wears well, used for account books when
leather is too expensive. |
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Bulk |
Relative thickness of a sheet or sheets, for example, a bulky paper and
a thin paper both of the same weight display different 'bulk'. |
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Bulls eye |
Printing defect caused by a dust particle holding the paper away from
the printing surface. |
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Burst binding |
A type of adhesive binding in which the back of the book block is not
sawn off but is slit in places to allow glue to penetrate. |
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Business Reply License |
Issued by the Post Office to users of Business Reply facilities (see
BRE) |
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C sizes |
The C series within the ISO international paper sizes range is for
envelopes or folders suitable for enclosing stationery in the A sizes. |
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Calendar |
A machine used in the finishing operation of paper manufacture. It is
composed of rollers between which the paper passes under pressure to
give it a smooth finish. |
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Calibration bars |
On a negative, proof or printed piece, a strip of tones used to check
on printing quality. |
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Caliper |
The thickness of a material. |
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Camera-ready artwork |
Finished artwork that is ready, without further preparation, to be
photographed. |
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Carbonless paper |
Paper stock coated on the back and/or front with chemicals which react
to form an image when written or typed on. |
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Carton |
A container generally made from paper/board but sometimes partially or
totally from plastic, delivered by the carton manufacturer to a user,
either in flat or collapsed form, for erection at the packaging point. |
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Cartridge |
A tough, opaque paper with a rough surface. Principally used for guard
books, large envelopes, drawing and offset printing. |
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Case |
1. In binding, a cover of a book prepared beforehand for affixing to
the book.2. In hand composing the divided tray in which the type is
kept. |
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Case binding |
The binding of printed books, which include leather, cloth and other
forms of covering. |
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Cell(s) |
A group of names selected from a list using consistent criteria. |
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Character generation |
The projection of typographic images on the face of a cathode ray tube
or similar display unit. |
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Chase |
A rectangular iron frame well below type height in which letterpress
type is locked preparatory to printing on the machine and certain other
operations. |
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Chemical wood pulp |
Pulp that is prepared from chipped wood by treating with chemicals to
remove the non-cellulose material. Used in the better grade of wood pulp
papers and improves the quality of mechanical pulp when the two are
mixed. |
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Cheque paper |
Paper chemically treated in order to betray any tampering with the
writing on the cheques. |
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Cheshire Labels |
Labels printed in a specific format (normally 4 across by 11 down) on
continuous stationary. A Cheshire machine automatically cuts and sticks
the labels to the mailing item. |
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China clay |
A fine white clay used in papermaking for loading and coating. |
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Chip |
The basic building block for computers, made from silicon. |
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Choke |
A specific adjustment or distortion whereby the perimeter, in total or
in part, of an element is slightly pulled in (choked) towards the centre
of the element. Choking of an element is normally used in conjunction
with the spreading (see Spread) of a neighbouring element to ensure that
colour registration standards are achieved. Choking of an element may be
performed in a number of ways, manually, photochemically or digitally
with various computer programmes. |
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Cluster |
A number of similar persons grouped together for a selection and/or
analysis. |
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CMYK |
Initial letters indicating the printer's 'subtractive' primary colours
– cyan, magenta, yellow and black. |
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Coarse screen |
A halftone screen up to 35 lines per cm used in preparing illustrations
for newsprint and similar surfaced papers. |
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Coated paper |
Paper which has received a coating on one or both sides. Art papers are
coated papers and there are such papers as cast-coated, high-gloss
papers on which the coating has been allowed to harden in tact with a
highly finished casting surface, brush-coating papers using the
brush-coating method, chromo papers which are clay coated papers, or
machine coated papers in which the paper is coated during the
papermaking process. |
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Cold type |
Methods of typesetting by typewriter or early types of photosetting
systems to produce copy suitable for reproduction or setting it direct
on to (paper) plates for offset litho printing. |
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Collate |
To check through the signatures or pagination of the sections of a book
to ensure that they are complete and in correct sequence for binding
(see Gathering). |
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Collating marks |
Black step marks (usually 6-pt rule) printed on the back folds or
sections and in progressively different positions so that any
displacement of sections may be checked after gathering. |
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Colour control bar |
A coloured strip on the margin of the sheet which enables the
platemaker and printer to check by eye or instruments, the printing
characteristics of each ink layer. |
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Colour separation |
In photomechanical reproduction, the process of separating the various
colours of a picture usually by colour filters or electronic scanning so
that separate printing plates can be produced. |
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Colour work |
Printing more than one colour on a sheet, usually with some reference
to register. Printing two or more partially overlapping colours to
obtain decorative or pictorial effect. |
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Compiled List |
List assembled from printed sources, directories, registrations at
trade shows, conventions etc…. |
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Computer Bureaux |
Computer Bureaux are companies that provide computer processing
services for third parties. These services may include; address
enhancement - inc postcode and data quality, List suppression - e.g.
MPS, deceased, merge/purge processing - for de-duplicating lists,
production of personalised promotional literature e.g. laser letters,
data tagging - appending demographic information to enhance value. |
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Consolidators |
Companies which arrange for the combined mailing of a number of
discrete mailings in order to obtain bulk discounts. |
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Contact screen |
Used to produce a halftone from continuos tone, film or artwork using
cameras or scanners. |
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Continuous tone |
Often shortened to contone, it describes images which contain an
apparently infinite range of shades and colours smoothly blended to
provide a faithful reproduction of natural images. |
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Controlled Circulation |
Distribution (free of charge) of a publication on the basis of title or
job function. Recipients are usually checked periodically to ensure that
they still qualify for the publication. |
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Convertible press |
Type of sheet-fed press able to print either on one side of a sheet or
on both sides. |
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Cost Per Thousand |
Total cost of using 1,000 names I.e. basic rental plus additional
selection and/or production charges. |
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Covering |
The process by which a cover is affixed fully to the spine and both
sides of a book. |
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CP/M |
Control Programme for Microcomputers. A popular operating system for
micros, word processors and front-end systems, with many programmes
available. |
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CPS |
Characters per second - refers usually to the output speed of
photosetting. |
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CPU |
Central Processing Unit. In large computers, this may consist of a
circuit that contains a number of chips but for microcomputers the CPU
is almost invariably a single chip, the microprocessor. |
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Crease |
To mechanically press a rule into heavy paper or board to enable
folding without cracking. See Score. |
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CRT |
Cathode ray tube. An electronic vacuum tube with a screen on which
information (text or pictures) may be stored or displayed. Used as
displays in video display terminals and to expose letter images on to
film or paper in phototypesetters. |
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Cursor |
The movable light spot on a VDU screen which allows the operator to
identify a position on the display. |
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Customer Profile |
Key characteristics of a given segment of customers. |
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Cut |
In binding, it is necessary when folding a thick paper containing many
pages in a section to cut a fold (bolt) at the head in order to prevent
a crease being formed at the back of the section. |
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Cut in index |
Style of index in which the divisions are cut into the edge of the book
in steps: step index. |
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Daisy wheel |
A printing head used on typewriters and computer printers. Individual
characters are on the ends of 'petals'. |
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Dandy |
(Laid, spiral, wove) a cylinder of wire gauze on the papermaking
machine which comes into contact with the paper while it is in a wet and
elementary stage. The dandy roll impresses the watermark. |
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Data Protection |
All companies whose business requires them to hold or deal in personal
data must be registered with the Data Protection Registrar. |
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Database |
Customer or prospect details held on computer in such way as to enable
flexible use, especially for direct marketing purposes. |
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Database |
A collection of data items which are used frequently by programmes. A
database of any size would be kept on a disk, probably on several
disks. |
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Database Services |
Companies which either hold and maintain a database for a client, or
provide expertise to set up and maintain the client's in-house
database. |
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Deckle |
The width of web (machine width) which a papermaking machine is capable
of making, being limited by the deckle straps: originally the movable
wooden frame on the hand-mould used for papermaking. |
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Deckle edge |
The feathery edge occurring round the borders of a sheet of hand-made
or mould-made paper, due to the deckle or frame of the mould:
double-deckle edged means two sides of a machine-made sheet are rough
edged. |
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De-Duplication |
Removal of names and addresses which appear in a list more than once
(see also Merge-Purge) |
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Demographics |
Explicit or inferred information held on clients or prospects which can
be used to define selection criteria e.g. hobbies. |
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Densitometer |
A device for measuring the closeness of substance at a specific
location on film or printed product, either by reflected or transmitted
light. Densitometers vary in their sophistication and the number of
features provided such as colour, black and white, read-out memory,
computer printout. |
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Descender |
Part of the lower-case letter falling below the x-height of the
character as in g,q and p. |
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Desktop Publishing (DTP) |
A generic title given to the introduction of personal computers (PCs)
to typesetting, page composition and image handling. The combination of
all these gives total electronic control within a single system of what
was traditionally a specialist and segmented operation. |
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Diestamping |
An intaglio process of printing in which the resultant impression
stands out in relief above the surface of the material stamped, either
coloured (using inks) or blind (that is, without colour): relief
stamping. |
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Diffusion transfer |
See Photomechanical transfer. |
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Digital fount |
An electronically-stored type fount with characters stored as a series
of digital signals. |
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Digital Page Composing (DPC) |
Also EPCS or CEPS. A system designed to take a range of page elements
(text, linework, images) and integrate them into a user-specified
format. Image and text inputs to the system arrive on magnetic tape by
direct system interconnection or directly from an input scanning
system. |
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Direct (work) |
Work which can be made from a (screen) negative obtained by
photographing the original direct. |
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Direct screening |
A method of reproduction usually working via an enlarger in which
colour copy is reproduced in the form of directly screened separation
by-passing the need for a separate screening operation. |
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Discretionary hyphen |
Keyboard hyphens which override the hyphenation programme on the
computer. |
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Diskette |
This is a format for data supply. The standard data format is ASCII
comma & quote delimited as it is easily read into a wide range of
software products. |
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Display matter |
Type displayed such as title pages, headings, jobbing work, as distinct
from solid composition or body matter. |
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Display sizes (of type) |
Sizes of type from 14-pt to 72-pt, mainly used for display matter. |
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Distributing rollers |
The rollers on a printing machine which distribute the ink from the ink
duct to the plate or forme inking rollers. They smooth the ink film and
should be arranged to prevent repeats or ghosting. |
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Door-to-Door |
Delivery of unaddressed advertising mail to households on a street by
street basis. |
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Dot etching |
The process by which tone correction is applied to halftone negatives
or positives. |
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Dot gain |
Enlargement of the halftone dot between film and print which should be
assessed and allowed for in reproduction. |
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Dot matrix |
Imaging method used in typewriters and computers. Each letter is made
up of dots using a matrix of 5x7 or greater. |
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Drawn-on cover |
A paper book cover which is attached to the sewn book by gluing the
spine. |
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Drop Date |
Date set for consigning a mailing to the Post Office. |
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Dry litho |
An offset litho process using a normal press but with a plate which
does not need damping to restrict the ink to the image area. |
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Dry offset |
See Letterset. |
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Dummy |
A sample of a proposed job made up with the actual materials and cut to
correct size to show bulk, style of binding, etc. Also a complete layout
of a job showing position of type matter and illustrations, margins,
etc. |
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Duotone |
A two-colour halftone produced from two halftone images of the same
original. Different visual effects can be obtained by using different
screen angles, contrast ranges, special screens, etc. |
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Duplex halftones |
Two-colour halftone plates made from a monochrome original, the second
plate being used as a tint. |
|
Duplex paper |
Paper of two qualities or colours which have been brought together and
combined while in the wet state on the papermaking machine. |
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EBCDIC |
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