heat-ray

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English

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Noun

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heat-ray (plural heat-rays)

  1. (science fiction) A weapon that fires a beam of extremely high temperature.
    • 1898, H.G. Wells, The War of the Worlds, London: William Heinemann, page 125:
      In the other cases the shells had missed, and the batteries had been at once annihilated by the Heat-Rays. Heavy losses of soldiers were mentioned[.]