Meaning of pantograph

pan•to•graph

Pronunciation: (pan'tu-graf", -gräf"), [key]
— n.
  1. an instrument for the mechanical copying of plans, diagrams, etc., on any desired scale.
  2. a device usually consisting of two parallel, hinged, double-diamond frames, for transferring current from an overhead wire to a vehicle, as a trolley car or electric locomotive.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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