Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun foucault_pendulum

1 sense of foucault pendulum

Sense 1
Foucault pendulum -- (pendulum with a long wire; can swing in any direction; the change in the swing plane demonstrates the earth's rotation)
       => pendulum -- (an apparatus consisting of an object mounted so that it swings freely under the influence of gravity)