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1

windmill

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noun wind·mill \ˈwin(d)-ˌmil\

Simple Definition of windmill

  • : a structure that has parts which are turned around by the wind and that is used to produce power, pump water, etc.

Source: Merriam-Webster's Learner's Dictionary

Full Definition of windmill

  1. 1 a :  a mill or machine operated by the wind usually acting on oblique vanes or sails that radiate from a horizontal shaft; especially :  a wind-driven water pump or electric generator b :  the wind-driven wheel of a windmill

  2. 2 :  something that resembles or suggests a windmill; especially :  a calisthenic exercise that involves alternately lowering each outstretched hand to touch the toes of the opposite foot

  3. 3 [from the episode in Don Quixote by Cervantes in which the hero attacks windmills under the illusion that they are giants] :  an imaginary wrong, evil, or opponent —usually used in the phrase to tilt at windmills

Illustration of windmill

14th Century

First Known Use of windmill

14th century


2

windmill

verb wind·mill

Definition of windmill

  1. transitive verb
  2. :  to cause to move like a windmill

  3. intransitive verb
  4. :  to move like a windmill; especially :  to spin from the force of wind





WINDMILL Defined for Kids

windmill

play
noun wind·mill \ˈwind-ˌmil\

Definition of windmill for Students

  1. :  a mill or a machine (as for pumping water) worked by the wind turning sails or vanes at the top of a tower





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