What is the definition of Perpetual motion machine? | Dictionary.net

PERPETUAL MOTION MACHINE

\pəpˈɛt͡ʃuːə͡l mˈə͡ʊʃən məʃˈiːn], \pəpˈɛt‍ʃuːə‍l mˈə‍ʊʃən məʃˈiːn], \p_ə_p_ˈɛ_tʃ_uː_əl m_ˈəʊ_ʃ_ə_n m_ə_ʃ_ˈiː_n]\

Definitions of PERPETUAL MOTION MACHINE

2006 - WordNet 3.0
2011 - English Dictionary Database

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a machine that can continue to do work indefinitely without drawing energy from some external source; impossible under the law of conservation of energy

2006 - WordNet 3.0
By Princeton University

a machine that can continue to do work indefinitely without drawing energy from some external source; impossible under the law of conservation of energy

2011 - English Dictionary Database
By DataStellar Co., Ltd

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