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pantograph

Syllabification: pan·to·graph
Pronunciation: /ˈpan(t)əˌɡraf
 
/

Definition of pantograph in English:

noun

1An instrument for copying a drawing or plan on a different scale by a system of hinged and jointed rods.
Example sentences
  • Shortly before dusk, he arrived at the Maryland State House clutching two homemade drawing instruments, a simplified camera obscura and a modified pantograph.
  • The pantograph was a movable parallelogram that could be mounted on a drawing board or stationed atop a table, as in the frontispiece to Scheiner's Pantographice.
  • Wallace also invented the pantograph, an instrument for duplicating a geometric shape at a reduced or enlarged scale.
2A jointed framework conveying a current to a train, streetcar, or other electric vehicle from overhead wires.
Example sentences
  • The electric part is that it uses a pantograph or roof mounted current collector to pick up electricity from the overhead catenary or wires.
  • The pantograph feeds the electricity from the overhead supply to the train.
  • Currently in the open air, and unprotected from the tropical atmosphere, are four abandoned diesel electric locomotives, an oil tanker wagon, a steam crane and a General Electric pantograph power unit from 1924.

Origin

early 18th century: from panto- 'all, universal' + Greek -graphos 'writing'.

Derivatives

pantographic

1
Pronunciation: /ˌpantəˈɡrafik/
adjective
Example sentences
  • These artists - St-Gaudens, Weinman, Fraser, MacNeil, de Francisci - created oversize models which were pantographically reduced.
  • Type produced by pantographic reproduction (scaling a master drawing to many different sizes), and the later technologies of photocomposition and digital type, allowed working from a single master design regardless of the size of the final application.

Definition of pantograph in:

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