Get the FREE one-click dictionary software for Windows
or the iPhone/iPad and Android apps
Noun: periodic motion  ,peer-ee'ó-dik 'mow-shun
  1. Motion that recurs over and over and the period of time required for each recurrence remains the same
    "The pendulum of the clock demonstrated periodic motion";
    - periodic movement

Derived forms: periodic motions

Type of: motion, movement

Encyclopedia: Periodic motion