1. Aseptify gyrocompass psycho-asthenics airplanist coenamor thermoesthesia thetch detonatability foredo

2. At this moment Lion's gyrocompass failed, and she made a complete circle before her steering was brought under control again.

3. In the beginnings of the 20th century a gyrocompass (Astrocompass) the non magnetic compass which was invented in order to determine the true north not the magnetic north