An accelerometer is a sensor that measures the tilting motion and orientation of an object.
http://www.linternaute.com/dictionnaire/fr/definition/accelerometre/
ac·cel·er·om·e·ter. noun \ik-?se-l?-?rä-m?-t?r, ak-\. Definition of ACCELEROMETER. : an instrument for measuring acceleration or for detecting and measuring ...
http://www.linternaute.com/dictionnaire/fr/definition/accelerometre/
ACCELEROMETER SPECIFICATIONS - QUICK DEFINITIONS. Measurement range is the level of acceleration supported by the sensor's output signal ...
http://www.larousse.fr/dictionnaires/francais/acc%C3%A9l%C3%A9rom%C3%A8tre/397
Accelerometer. An electronic component that measures tilt and motion. A device with an accelerometer knows what angle it is being held at. It can also measure ...
http://www.larousse.fr/dictionnaires/francais/acc%C3%A9l%C3%A9rom%C3%A8tre/397