perpetuum mobile

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Czech[edit]

Noun[edit]

perpetuum mobile n

  1. perpetual motion machine

Dutch[edit]

Etymology[edit]

From Latin perpetuum (neutral inflection of perpetuus 'perpetual') + Latin mobile (neutrum of mobilis 'mobile, moving', used as a noun)

Noun[edit]

perpetuum mobile n (plural perpetuum mobiles, diminutive pepetuum mobileetje n)

  1. A perpetual motion machine (hypothetical contraption capable of remaining in perpetual motion without needing any additional energy ever)
  2. (figuratively) Something impossible, a figment of one's imagination