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Dictionary


perpet'ual mo'tion



Mech.
the motion of a theoretical mechanism that, without any losses due to friction or other forms of dissipation of energy, would continue to operate indefinitely at the same rate without any external energy being applied to it.

Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.

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See also:
  • Strict Standards: Non-static method FenSites::linkTo() should not be called statically in /site/html/dictionary/perpetual-motion.html on line 101 perpetual motion (Thesaurus)

 

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