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nounapparatus used to communicate at a distance over a wire (usually in Morse code)
Similar:
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nouncommunicating at a distance by electric transmission over wiretype of:
Definition that contains telegraphy
- wireless telegraphy telegraphy that uses transmission by radio rather than by wire
- radiotelegraph telegraphy that uses transmission by radio rather than by wire
- radiotelegraphy telegraphy that uses transmission by radio rather than by wire