Pendulum

Pronunciation: /ˈpɛndʒələm/

Pendulum (noun)

  1. A weight hanging from a fixed point on a string or rod, moving back and forth under gravity.
  2. A swinging part in some clocks that helps keep time by moving with a regular rhythm.

Examples

  • The pendulum swings back and forth over the table.
  • A pendulum swings when you release it from rest.