gyration

[jahy-rey-shuh n] /dʒaɪˈreɪ ʃən/
noun
1.
the act of gyrating; circular or spiral motion; revolution; rotation; whirling.
Origin
1605-15; < Late Latin gȳrātiōn- (stem of gȳrātiō). See gyrate, -ion
Related forms
gyrational, adjective
Examples from the web for gyration
  • The electron's orbit is close to a half circle if the bunch gap is longer than the half period of electron's gyration motion.
  • He has to explain every last stock market gyration and tell people how to make money off of it.
  • gyration versus density data was then plotted for the two mixes.
  • Before the burst, the gyration is clockwise, corresponding to a vortex core polarization pointing down.
British Dictionary definitions for gyration

gyration

/dʒaɪˈreɪʃən/
noun
1.
the act or process of gyrating; rotation
2.
any one of the whorls of a spiral-shaped shell
Word Origin and History for gyration
n.

1610s, noun of action from Late Latin gyratum, past participle of gyrare, from Latin gyrus "circle" (see gyre).