- omnigraph
- \\ˈämnə̇ˌgraf, -rȧf\ noun
Etymology: omn- + -graph: a device for automatically producing dot-and-dash sounds of the telegraph code used in instructing radiotelegraph operators
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/om"ni graf', -grahf'/, n.a device for converting Morse Code signals that are punched on a tape into audio signals, used in the training of telegraph operators.[1860-65; OMNI- + -GRAPH]
Useful english dictionary. 2012.