A gyro sensor is a small device that can tell which way something is rotating. It can measure the rate of rotation for things like toys, robots, and even smartphones. Full definition
Accelerometer, ambient light sensor, proximity sensor, three - axis gyro sensor, digital compass, barometer (zdnet.com)
Solo players can race through the game's Grand Prix and Time Trial modes using either the Circle Pad or the motion - sensitive gyro sensor of Nintendo 3DS to steer their karts. (wiiloveit.com)
Xiaomi did a commendable job by including gyro sensor in a Rs 5999 phone. (techradar.com)