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water motor

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noun
  1. any form of prime mover or motor that is operated by the kinetic energy, pressure, or weight of water, especially a small turbine or waterwheel fitted to a pipe supplying water.
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Origin of water motor

First recorded in 1880–85
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for water motor

Historical Examples

  • With a soft roar the water-motor exploded into action, sending the shell far into the sky.

    Astounding Stories, April, 1931

    Various

  • You can own a water-motor like the one shown in Fig. 61, because its construction requires nothing but easily obtained materials.

  • The Case of this water-motor is made of an empty varnish can—preferably one of gallon capacity.

  • Meantime the turbine grew steadily in favor as a water-motor, arriving at last at high efficiency.

  • For continuous work, as we cannot always be turning the wheel, a small steam-engine or water-motor must be employed.