master-slave manipulator: meaning, definition, pronunciation and examples
Very Low (Technical/Specialist)Technical/Jargon
Quick answer
What does “master-slave manipulator” mean?
A specialized robotic or mechanical system where one controlling unit (master) directly and proportionally replicates the motions of an operator to a separate, remote unit (slave), which performs the actual task.
Audio
Pronunciation
Definition
Meaning and Definition
A specialized robotic or mechanical system where one controlling unit (master) directly and proportionally replicates the motions of an operator to a separate, remote unit (slave), which performs the actual task.
Primarily used in fields like robotics, nuclear engineering, and remote surgery to describe a system for precise teleoperation, allowing work in hazardous or inaccessible environments. The terminology is increasingly considered outdated and potentially offensive due to its metaphorical extension of the terms "master" and "slave."
Dialectal Variation
British vs American Usage
Differences
No significant linguistic difference in the term itself. Both regions are equally engaged in the technical and ethical discourse surrounding its replacement.
Connotations
Identical strong negative connotations related to historical slavery in both dialects, driving the shift in terminology.
Frequency
Extremely rare outside specific technical literature. Its frequency is declining rapidly in professional contexts in both the UK and US in favour of neutral alternatives.
Grammar
How to Use “master-slave manipulator” in a Sentence
The [master-slave manipulator] [verbs] the material.Operators use a [master-slave manipulator] to [verb].Vocabulary
Collocations
Examples
Examples of “master-slave manipulator” in a Sentence
verb
British English
- The system was designed to master-slave manipulate radioactive samples.
American English
- The interface allows the surgeon to master-slave manipulate the micro-tools.
adverb
British English
- [Not applicable; the term does not function as an adverb]
American English
- [Not applicable; the term does not function as an adverb]
adjective
British English
- They studied the master-slave manipulator kinematics.
American English
- The master-slave manipulator arm was housed behind leaded glass.
Usage
Meaning in Context
Business
Virtually never used. In procurement or technical documentation, the alternative terms are mandatory to avoid reputational risk.
Academic
Used historically in engineering and robotics papers. Modern publications strongly prefer alternative terminology. May appear in discussions about the history of technology or ethical language in science.
Everyday
Never used. Unfamiliar to the general public.
Technical
Its native domain, but now considered deprecated. Found in older manuals, legacy systems documentation, and historical technical discussions.
Vocabulary
Synonyms of “master-slave manipulator”
Strong
Neutral
Weak
Vocabulary
Antonyms of “master-slave manipulator”
Watch out
Common Mistakes When Using “master-slave manipulator”
- Using the term in modern technical writing without acknowledging its problematic nature.
- Hyphenating incorrectly (e.g., 'master slave-manipulator').
- Assuming it has any non-technical meaning.
FAQ
Frequently Asked Questions
Yes, the terminology is widely considered offensive and outdated because it extends the metaphor of human slavery to a technical function. Major technical organisations and style guides now recommend alternative terms.
Use neutral, descriptive alternatives such as 'primary-secondary manipulator', 'leader-follower system', 'controller-replica system', or simply 'telemanipulator' or 'telerobotic system'.
No. It is exclusively a technical term from robotics and remote handling. Its meaning is purely functional, though its components are loaded with non-technical, historical meaning.
It was adopted descriptively from electrical engineering (master-slave flip-flop circuits) to intuitively describe a control relationship where one unit has complete, proportional command over another. The ethical implications were largely unexamined at the time of its coinage.
A specialized robotic or mechanical system where one controlling unit (master) directly and proportionally replicates the motions of an operator to a separate, remote unit (slave), which performs the actual task.
Master-slave manipulator is usually technical/jargon in register.
Master-slave manipulator: in British English it is pronounced /ˌmɑːstə ˈsleɪv məˌnɪp.jʊ.leɪ.tə/, and in American English it is pronounced /ˌmæstɚ ˈsleɪv məˌnɪp.jə.leɪ.t̬ɚ/. Tap the audio buttons above to hear it.
Phrases
Idioms & Phrases
- “[None directly associated with this technical term]”
Learning
Memory Aids
Mnemonic
Imagine a skilled puppeteer (MASTER) controlling a puppet's (SLAVE) every move with rods - this is the core mechanical principle, though the terminology is problematic.
Conceptual Metaphor
CONTROL IS DOMINATION (via the master-slave metaphor). This is the source of the term's offensiveness, as it maps a violent social hierarchy onto a technical function.
Practice
Quiz
In which field was the term 'master-slave manipulator' most historically prevalent?