diagraph

[ dahy-uh-graf, -grahf ]

noun

1. a device for drawing, used in reproducing outlines, plans, etc., mechanically on any desired scale.
2. a combined protractor and scale.

diagraph

/ -ˌɡræf; ˈdaɪəˌɡrɑːf /

noun

1. a device for enlarging or reducing maps, plans, etc
2. a protractor and scale used in drawing

Word History and Origins

Origin of diagraph¹

1840–50; < French diagraphe < Greek diagráphein to draw. See dia-, -graph

Word History and Origins

Origin of diagraph¹

C19: from French diagraphe, from Greek diagraphein to represent with lines; see diagram

Example Sentences

It happens that the most frequent English vowel diagraph is ea.

From Time Magazine Archive

This is the usual behavior of plaintext h: the diagraph he is commonplace, but eh is unusual; th is the most frequent diagraph of all, but ht less so.

From Time Magazine Archive

In the orthography of the Félibres the diagraph ue is used as we find it in Old French to represent this vowel.

From Project Gutenberg

On this point, priority has been claimed by Swaim in a book that appeared at Philadelphia in 1829 under the title of The Mural Diagraph, and in a communication inserted in the Comptes Rendus of the Academic des Sciences for Nov.

From Project Gutenberg