artificial horizon(redirected from artificial horizons)
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Related to artificial horizons: Attitude Gyro
An instrument that indicates the pitching and banking of an aircraft by displaying the movement of a representation of the aircraft in relation to a line representing the horizon. Also called attitude indicator, gyro horizon.
1. (Navigation) Also called: gyro horizon an aircraft instrument, using a gyroscope, that indicates the aircraft's attitude in relation to the horizontal
2. (Astronomy) astronomy a level reflecting surface, such as one of mercury, that measures the altitude of a celestial body as half the angle between the body and its reflection
1. an instrument that indicates the banking and pitch of an aircraft with respect to the horizon.
2. a level, as a surface of mercury, used in determining the altitudes of stars.
See: attitude indicator.