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diagraph

[dahy-uh-graf, -grahf] /ˈdaɪ əˌgræf, -ˌgrɑf/
noun
1.
a device for drawing, used in reproducing outlines, plans, etc., mechanically on any desired scale.
2.
a combined protractor and scale.
Origin
1840-1850
1840-50; < French diagraphe < Greek diagráphein to draw. See dia-, -graph
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Based on the Random House Dictionary, © Random House, Inc. 2014.
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British Dictionary definitions for diagraph

diagraph

/ˈdaɪəˌɡrɑːf; -ˌɡræf/
noun
1.
a device for enlarging or reducing maps, plans, etc
2.
a protractor and scale used in drawing
Word Origin
C19: from French diagraphe, from Greek diagraphein to represent with lines; see diagram
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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15
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