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Nutation is a rocking, swaying, or nodding motion in the axis of rotation of a largely axially symmetric object, such as a gyroscope or the Earth (see astronomical nutation). It may also refer to:

• In biology:
  • Nutation (botany), bending movements executed by some plant organs
  • In human anatomy, movement of the sacrum vis-a-vis the ilia
• The same as precession in spacecraft dynamics
• Nutation (engineering)

• Disambiguation pages