Learn how to say Pantographs correctly in English with this tutorial pronunciation video.
Oxford dictionary definition of the word pantograph:
1an instrument for copying a plan or drawing on a different scale by a system of hinged and jointed rods.
2a jointed framework conveying a current to a train, tram, or other electric vehicle from overhead wires.
early 18th century: from panto- ‘all, universal’ + Greek -graphos ‘writing’: