Main Entry:

pan·to·graph

Pronunciation:

\ˈpan-tə-ˌgraf\

Function:

noun

Etymology:

French pantographe, from pant- + -graphe -graph

Date:

1723

1: an instrument for copying something (as a map) on a predetermined scale consisting of four light rigid bars jointed in parallelogram form ; also : any of various extensible devices of similar construction (as for use as brackets or gates)2: an electrical trolley carried by a collapsible and adjustable frame

— pan·to·graph·ic \ˌpan-tə-ˈgra-fik\ adjective

[pantograph illustration]