PANTOGRAPH

pantograph

(noun) mechanical device used to copy a figure or plan on a different scale

Source: WordNet® 3.1


Etymology

Noun

pantograph (plural pantographs)

A mechanical linkage based on parallelograms causing two objects to move in parallel; notably as a drawing aid.

By extension, a structure of crosswise bars linked in such a way that it can extend and compress like an accordion, such as in a pantograph mirror or a scissor lift.

A pattern printed on a document to reduce the ease of photocopying.

(rail transport) A similarly-formed conductive device, now usually Z-shaped, that collects electric current from overhead lines for trains and trams.

Verb

pantograph (third-person singular simple present pantographs, present participle pantographing, simple past and past participle pantographed)

To engrave by means of a pantograph (parallel linkage) system.

Source: Wiktionary


Pan"to*graph, n. Etym: [Panto- + -graph: cf. F. pantographe.]

Definition: 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.

Source: Webster’s Unabridged Dictionary 1913 Edition



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