gyrostat

/ˈdʒaɪrəstæt/
noun
  1. A device consisting of a spinning wheel or gyroscope inside a case, used to study or demonstrate the principles of rotation and balance.
    • The physics teacher used a gyrostat to show how spinning objects resist changes in direction.
    • The gyrostat helped the engineers understand how to stabilize the new satellite.
    • In the lab, the gyrostat spun for several minutes without slowing down much.
Synonyms
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