Meaning of nutation
Pronunciation: (n-tā'shun, ny-), [key]
- an act or instance of nodding one's head, esp. involuntarily or spasmodically.
- spontaneous movements of plant parts during growth.
- the periodic oscillation observed in the precession of the earth's axis and the precession of the equinoxes.
- the variation of the inclination of the axis of a gyroscope to the vertical.
- nutation (Thesaurus)