This word is acceptable for play in the US & UK dictionaries that are being used in the following games:

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n. 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.

n. A north-seeking form of gyroscope used as a directional reference in navigation.

n. a compass that does not depend on magnetism but uses a gyroscope instead

"The thing about a gyrocompass is that you can use it differently than that though."

compass   

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