[ser.vo.mech.a.nism] n [servo- (as in servomotor) + mechanism] (1926): an automatic device for controlling large amounts of power by means of very small amounts of power and automatically correcting the performance of a mechanism
SERVOMECHANISM
Meaning of SERVOMECHANISM in English
Merriam-Webster English vocab. Английский словарь Merriam Webster. 2012