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1. A feedback system that consists of a sensing element, amplifier, and servomotor, used in the automatic control of a mechanical device.
2. A self-regulating feedback system or mechanism: "We do not need to know in detail how the minute chemical servomechanisms of the muscles operate in order to move our arms" (Harper's).

American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.


(ˈsɜːvəʊˌmɛkəˌnɪzəm; ˌsɜːvəʊˈmɛk-)
(Electrical Engineering) a mechanical or electromechanical system for control of the position or speed of an output transducer. Negative feedback is incorporated to minimize discrepancies between the output state and the input control setting
servomechanical adj
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014


(ˈsɜr voʊˌmɛk əˌnɪz əm, ˌsɜr voʊˈmɛk-)

an electronic control system in which a hydraulic, or other type of controlling mechanism is actuated and controlled by a low-energy signal.
ser`vo•me•chan′i•cal (-məˈkæn ɪ kəl) adj.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.


a closed-circuit feedback system used in the automatic control of machines, involving an error-sensor using a small amount of energy, an amplifier, and a servomotor dispensing large amounts of power. Also called servo. — servomechanical, adj.
See also: Automation
-Ologies & -Isms. Copyright 2008 The Gale Group, Inc. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.servomechanism - control system that converts a small mechanical motion into one requiring much greater power; may include a negative feedback system
control system - a system for controlling the operation of another system
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.


[ˈsɜːvəʊˌmɛkəˌnɪzm] nservomeccanismo
Collins Italian Dictionary 1st Edition © HarperCollins Publishers 1995
References in periodicals archive ?
M2 PRESSWIRE-August 1, 2019-: Servo Motor Market Enhance Growth Of $14.4 Billion By 2025: Grand View Research, Inc.
[ClickPress, Thu Jul 25 2019] Market Research Hub (MRH) has actively discoursed a new study titled "Global Robot Servo Motor Market Insights, Forecast to 2025", added to its vast online repository.
Integrating a servo drive directly into a servo motor, the ultra-compact AMP8000 distributed servo drive system reduces machine footprint and control cabinet space requirements.
'Synchronising the movement of the servo motor and the image acquisition frequency rate was the biggest challenge.'
(2.7 N), and peak force of 30.7 oz (8.5 N).This non-commutated direct-drive servo motor features quiet long life plain linear bearings, an integrated internal (1.25-micron resolution) quadrature optical encoder with differential outputs, and a non-rotating shaft.
This allowed us to avoid using servo motor shields and simplified programming by using Arduino's built in servo program library.
A servo-driven hydraulic (or servo-hydraulic) machine is a fullhydraulic IMM with a servo motor to drive the hydraulic pump.
Tolomatic's new ACSI integrated servo motor creates a space-saving, integrated servo motor/drive/controller electric actuator solution for single-axis applications.
The LynxDrive range will also be used in precise positioning applications in high performance machine tools and machining centres, particularly in sectors like factory automation, medical technology manufacturing, the optical industry and semiconductor and solar cell manufacturing.LynxDrive Servo Actuators combine a compact synchronous servo motor, feedback sensor and a high precision Harmonic Drive HFUC Series Gear Unit with high capacity output bearing.
The brushless servo motor provides high accuracy and low maintenance.
The MTs achieves 40--60% greater energy efficiency than a conventional hydraulic machine by coupling a permanent-magnet AC servo motor with a fixed gear pump.
The assemblies combine precision gearing and direct drive frameless motor kits to form a new high torque alternative to coupling a servo motor to a traditional gear box.