Synonyms|0Antonyms|0|Broader|4Narrower|0Related|167
7
hypothetical technology
3
card game
2
pseudoscience(noun, activity, science, belief, approach)
0
motion
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APASmart Define. (2011). perpetual motion thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/perpetual_motion/thesaurus/broader
ChicagoSmart Define. 2011. "perpetual motion thesaurus" https://smartdefine.org/perpetual_motion/thesaurus/broader (accessed September 21, 2026).
HarvardSmart Define 2011, perpetual motion thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/perpetual_motion/thesaurus/broader>.
MLASmart Define. "perpetual motion thesaurus" 26 April 2011. Web. 21 September 2026. <https://smartdefine.org/perpetual_motion/thesaurus/broader>