98. Copying

See also 328. PRINTING .

chromograph

hectograph.

copyism

1. the practice of imitation, especially in art or literature.

2. an instance of such imitation. —copyist , n.

cyclostyle

an instrument for cutting stencils from which multiple copies of an original can be made. —cyclostylar , adj.

diagraph

a device used for the mechanical reproduction of plans, outlines, etc., on any scale.

ectype

an exact copy. —ectypal , adj.

hectograph, hektograph

a copy produced by hectography. Also called chromograph .

hectography, hektography

a reproductive process involving a prepared gelatin surf ace to which the original writing has been transferred. —hectographic, hektographic , adj.

mechanography

the art or practice of producing multiple copies of an original by means of a machine. —mechanographist , n. —mechanographic , adj.

pantograph

a mechanical device for making copies of plans or drawings on a scale different from that of the original. —pantographic , adj.

phototelegraphy

the transmission of pictures, print, etc., by means of radio or telegraphy. —phototelegraphic , adj.

polygraphy

a device for producing copies of a drawing or of writing. —polygrapher , —polygraphist , n. —polygraphic , adj.

reprography

a collective term, introduced by UNESCO, for all processes of producing facsimiles of documents.

voltagraphy

Rare. a process for copying a pattern by means of electrolysis.

xerography

a process for copying graphic matter by electrostatically charging a surface in areas corresponding to the printed areas of the original so that powdered resin carrying an opposite charge adheres to them and can be fused to the surface by pressure, heat, or both. —xerographic , adj.