Hertzian wave

English

Noun

Hertzian wave (plural Hertzian waves)

  1. (dated) Synonym of radio wave.
    • 1902, Rudyard Kipling, Wireless:
      Now, this home battery here ready to print is the main steam. The coherer is the valve, always ready to be turned on. The Hertzian wave is the child's hand that turns it.