nutation (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.
nutation (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.
nutation (n.) Circumnutation.
Sailor's Word-BookThe Sailor's Word-Book⛵
nutation An oscillatory motion of the earth's axis, due chiefly to the action of the moon upon the spheroidal figure of our globe.
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