gyrostatic

gy·ro·stat

G0330900 (jī′rə-stăt′)n. A gyroscope consisting of a rotating wheel in a rigid case.
gy′ro·stat′ic adj.gy′ro·stat′i·cal·ly adv.

gyrostatic

(ˌdʒaɪrəʊˈstætɪk) adj (General Physics) of or concerned with the gyroscope or with gyrostatics ˌgyroˈstatically adv