Hypertext Webster Gateway: "pantograph"
From Webster's Revised Unabridged Dictionary (1913) (web1913)
Pantograph \Pan"to*graph\, n. [Panto- + -graph: cf. F.
pantographe.]
An instrument for copying plans, maps, and other drawings, on
the same, or on a reduced or an enlarged, scale. [Written
also {pantagraph}, and incorrectly {pentagraph}.]
From WordNet (r) 1.7 (wn)
pantograph
n : mechanical device used to copy a figure or plan on a
different scale
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