noun nu·ta·tion \nü-ˈtā-shən, nyü-\

Definition of nutation

  1. 1 archaic :  the act of nodding the head

  2. 2 :  oscillatory movement of the axis of a rotating body (as the earth) :  wobble

  3. 3 :  a spontaneous usually spiral movement of a growing plant part


play \nü-ˈtā-shnəl, -shə-nəl, nyü-\ adjective

Origin and Etymology of nutation

Latin nutation-, nutatio, from nutare to nod, rock — more at numen

First Known Use: 1612

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