1. pendulum

noun. ['ˈpɛndʒələm'] an apparatus consisting of an object mounted so that it swings freely under the influence of gravity.


  • metronome
  • apparatus
  • physical pendulum
  • setup
  • compound pendulum
  • bob
  • simple pendulum

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Words that Rhyme with Foucault Pendulum

2. Foucault

noun. French physicist who determined the speed of light and showed that it travels slower in water than in air; invented the Foucault pendulum and the gyroscope (1819-1868).