servomotor

/ˈsɜrvoʊˌmoʊtər/
noun
  1. A motor that is part of a servomechanism, used to control the position, speed, or torque of a machine precisely.
    • The robot's arm is moved by a small servomotor that responds to computer commands.
    • Engineers replaced the old motor with a digital servomotor for better accuracy.
    • In the factory, each servomotor controls the movement of a different part of the assembly line.
Synonyms
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