a. [ L. gyratus made in a circular form, p. p. of gyrare. ] Winding or coiled round; curved into a circle; taking a circular course. [ 1913 Webster ]
v. i.
n.
The gyrations of an ascending balloon. De Quincey. [ 1913 Webster ]
If a burning coal be nimbly moved round in a circle, with gyrations continually repeated, the whole circle will appear like fire. Sir I. Newton. [ 1913 Webster ]
Center of gyration. (Mech.)
Radius of gyration,
a. Moving in a circle, or spirally; revolving; whirling around. [ 1913 Webster ]