pantograph
n. தரைப்படம் முதலியவற்றை எந்த அளவிலும் படிசெய்வதற்கான கம்பிச் சட்டம்.
Pan"to*graph, n. Etym: [Panto- + -graph: cf. F. pantographe.] Defn: 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.] Skew pantograph, a kind of pantograph for drawing a copy which is inclined with respect to the original figure; -- also called plagiograph.