Nutation

[nju:'teiʃәn]

Definition

(noun.) uncontrolled nodding.

Checker: Mollie--From WordNet

Definition

(n.) The act of nodding.

(n.) A very small libratory motion of the earth's axis, by which its inclination to the plane of the ecliptic is constantly varying by a small amount.

(n.) The motion of a flower in following the apparent movement of the sun, from the east in the morning to the west in the evening.

(n.) Circumnutation.

Edited by Clifford

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