Synonyms of 'telegraph'
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To send a signal means to cause it to go to a place by means of radio waves or electricity.
The space probe Voyager sent back pictures of Triton.
A telegram is a message that is sent by telegraph and then printed and delivered to someone's home or office.
The President received a briefing by telegram.
Image of 'telegraph'
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Thesaurus for telegraph from the Collins English Thesaurus
Telegraph is a system of sending messages over long distances, either by means of electricity or by radio signals. Telegraph was used more often before the invention of telephones .