gyro error

gyro error

[′jī·rō ‚er·ər]
(navigation)
The error in the reading of the gyro compass, expressed in degrees east or west to indicate the direction in which the axis of the compass is offset from the north.
References in periodicals archive ?
For an upcoming test, the class of only 20 cadets was reminded that the exam would include questions about using the Global Positioning Satellite System, about converting one time zone to another and about computing gyro error.
But a more likely scenario might involve well-known and predictable gyro errors.