pantographic


pan·to·graph

P0047400 (păn′tə-grăf′)n.1. An instrument for copying a plane figure to a desired scale, consisting of styluses for tracing and copying mounted on four jointed rods in the form of a parallelogram with extended sides.2. A similarly jointed framework, such as a power-collecting trolley on an electric locomotive or an extensible telephone arm.
[Greek panto-, all; see pantomime + -graph.]
pan′to·graph′ic adj.