phototelegraphy

/ˌfoʊtoʊtəˈlɛɡrəfi/
noun
  1. A historical method of transmitting images over long distances using telegraph signals or radio waves.
    • Phototelegraphy was an early form of sending photographs through wires.
    • The invention of phototelegraphy paved the way for modern fax machines.
    • Newspapers used phototelegraphy to receive pictures from faraway reporters.
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