perpetual motion machine
https://w3id.org/framester/wn/wn30/instances/synset-perpetual_motion_machine-noun-1 <https://w3id.org/framester/wn/wn30/schema/NounSynset>
xsd:string
perpetual motion machine
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03918074-n
perpetual motion machine
103770340
xsd:string
0.375
xsd:string
0
a machine that can continue to do work indefinitely without drawing energy from some external source; impossible under the law of conservation of energy
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103918074