← Back to search

Meaning of perpetual motion | Babel Free

Noun CEFR B2

Definitions

The motion of some hypothetical device that continues forever with no external input of energy, in violation of the laws of thermodynamics.

uncountable

Equivalents

Français mouvement perpétuel

Русский ве́чное движе́ние

CEFR level

B2

Upper Intermediate
This word is part of the CEFR B2 vocabulary — upper intermediate level.

See also

perpetual motion machine perpetual motion machine of the first kind perpetual motion machine of the second kind perpetual pill perpetual revolution perpetual stew