perpetual motion machine

English - English

Definition of perpetual motion machine in English English dictionary

a hypothetical device that exhibits perpetual motion, especially one that does useful work with no input of energy

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

Hyphenation

per·pe·tu·al mo·tion ma·chine

Turkish pronunciation

pırpeçuıl mōşın mışin

Pronunciation

/pərˈpeʧo͞oəl ˈmōsʜən məˈsʜēn/ /pɜrˈpɛʧuːəl ˈmoʊʃən məˈʃiːn/