noun

• The science or practice of using or constructing communications systems for the transmission or reproduction of information.

  ‘Various modes of communication - railroads, telegraphy, telephony, broadcasting - have been enlisted as part of the nation building and cultural identity strategies of successive governments throughout Canadian history.’

  More example sentences

  • ‘Samuel Finley Breese Morse invented the Morse system of telegraphy in the 1840s in the United States.’
  • ‘Around 1912, Johnson had his first experience with electronics when his half brother, Charlie Nelson, strung lines between two neighborhood houses for Morse telegraphy.’
  • ‘Satellite and digital technology has replaced Morse Code telegraphy for commercial ships, and recreational boaters will be able to take full advantage of the changes.’
  • ‘In this function it is a significant incremental improvement to pre-existing telegraphy and telephony.’
  • ‘The science of submarine telegraphy was, in fact, fairly well worked out many years ago; and the Pacific cable may be regarded as but an extension of what has already been done, though involving special arrangements and precautions.’
  • ‘As a result, the commercial space revolution has less in common with the rise of the steamship or the airliner than with the invention of telegraphy or radio.’
  • ‘It were not just telegraph lines and telegraphy which he brought to South Australia.’
  • ‘Learning telegraphy, he worked in various midwestern cities as a telegraph and presswire operator.’
  • ‘I suppose it could be said that Samuel Morse had shown that electric telegraphy could be done.’
  • ‘Submarine telegraphy had become a major practical problem of the day.’
  • ‘The Air Service did its best, even publishing in August 1917 a training manual that prescribed a 10-week, on-the-job course of practical instruction in electricity, airplanes, gasoline engines, office work, and telegraphy.’
  • ‘In applied mathematics he studied optics, electricity, telegraphy, capillarity, elasticity, thermodynamics, potential theory, quantum theory, theory of relativity and cosmology.’
  • ‘It was the advent of telegraphy that started the most important shift towards full blown globalisation in the 1840s, and in the process invented news and hence the mass media.’
  • ‘In an era when battlefield telegraphy was impractical, sound was the primary means by which commanders grasped what was happening on the battlefield.’
  • ‘The development of telegraphy also brought immediacy to the content of newspapers that had not been possible before.’
  • ‘Without the discoveries, inventions, and theories of these abstract scientific men telegraphy, as it now is, would be impossible.’
  • ‘The origins of marine geology lie in the development of submarine telegraphy in the latter half of the nineteenth century.’
  • ‘As things turned out, railways and telegraphy made things easier for the police, too.’
  • ‘In 1851, the telegraphy service between London and Paris began operating.’