• (a.) Of or pertaining to the gyrostat or to gyrostatics.
Gy`ro·stat'ic (-stăt'ĭk) adjective (Physics) Of or pertaining to the gyrostat or to gyrostatics. 
gyrostat, gyrostatic 1. A gyroscope or gyrostabilizer in which the rotating wheel is pivoted within a rigid case. 2. A modified gyroscope, consisting of a rotating wheel pivoted within a rigid case.