- a guidance system for an aerospace vehicle, in which self-contained devices determine the vehicle's course on the basis of the directions and magnitudes of the accelerations it undergoes in flight.
Origin of inertial guidance
First recorded in 1950–55
Also called inertial navigation.
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- a method of controlling the flight path of a missile by instruments contained within it. Velocities or distances covered, computed from the acceleration measured by these instruments, are compared with stored data and used to control the speed and direction of the missileCompare celestial guidance, terrestrial guidance
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