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Pantograph
Meaning
Noun
●
A
mechanical
linkage
based on
parallelograms
causing
two
objects
to
move
in parallel
;
notably
as a
drawing
aid.
●
By
extension
, a structure of
crosswise
bars
linked in
such a way that it can
extend
and
compress
like an
accordion
, such
as in
a
pantograph
mirror
or a
scissor
lift.
●
A
pattern
printed
on a
document
to reduce the
ease
of photocopying.
●
In Rail transportation:
A similarly-formed
conductive
device
, now usually Z-shaped, that
collects
electric current
from
overhead lines
for
trains
and trams.
Verb
●
To
engrave
by means of
a
pantograph
(parallel
linkage
) system.
Sourced from
Wiktionary
Origin
pantograph
English
pantographe
French
Sourced from
Etym
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