omnigraph

[ om-ni-graf, -grahf ]

noun

1. a device for converting Morse Code signals that are punched on a tape into audio signals, used in the training of telegraph operators.

Word History and Origins

Origin of omnigraph¹

First recorded in 1860–65; omni- + -graph

Example Sentences

His plays, if I may be pardoned for coining a word, need not an omnigraph, but monographs.

From Project Gutenberg