gyrocompass(redirected from gyrocompasses)
Also found in: Thesaurus, Encyclopedia.
A compass with a motorized gyroscope whose angular momentum interacts with the force produced by the earth's rotation to maintain a north-south orientation of the gyroscopic spin axis, thereby providing a stable directional reference.
(Navigation) nautical a nonmagnetic compass that uses a motor-driven gyroscope to indicate true north. Sometimes shortened to: gyro
gy•ro•com•pass(ˈdʒaɪ roʊˌkʌm pəs)
a navigational compass containing a gyroscope rotor that registers the direction of true north along the surface of the earth.
Switch to new thesaurus
|Noun||1.||gyrocompass - a compass that does not depend on magnetism but uses a gyroscope instead|
compass - navigational instrument for finding directions