gyration

noun4

1. •
   The act of turning or whirling, especially around a fixed axis or centre; a circular or spiral motion; rotation.

   • His life was a gyration of energetic curiosity; an insatiable whirl of social celebrity. — 1847
2. •
   A rotation around an axis which is not the centre of rotational symmetry; an eccentric or off-centre rotation.
3. •
   The arrangement of convolutions of gyri in the cerebral cortex of the brain.
4. •
   One of the whorls of a spiral univalve shell.