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Mechanism vs. Machine — What's the Difference?

By Tayyaba Rehman & Fiza Rafique — Updated on April 27, 2024
A mechanism is a system of moving parts that performs a specific function, while a machine is a device that uses mechanisms and energy to perform tasks.
Mechanism vs. Machine — What's the Difference?

Difference Between Mechanism and Machine

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Key Differences

Mechanism refers to an assembly of moving parts completing a specific function within a machine. On the other hand, a machine is an overall device that utilizes one or more mechanisms, powered by energy, to fulfill its intended operations, such as a car or a printer.
Mechanisms are often simpler and are specifically focused on the method of transmitting motion and forces. Whereas, machines are typically more complex and incorporate various mechanisms to perform broader, more versatile tasks like cutting, lifting, or assembling.
For example, a gear and a lever are mechanisms that help perform specific actions like rotating or moving objects. In contrast, a machine such as a bicycle uses combinations of these mechanisms to enable broader functionality, such as transportation.
Mechanisms are primarily concerned with the physical interactions and movements within a device. Conversely, machines often involve additional aspects like energy sources and control systems that coordinate and power the mechanisms.
In design and engineering, understanding mechanisms is crucial for the creation of effective machines. On the other hand, designing a machine involves integrating various mechanisms into a cohesive, functioning whole that can perform practical tasks effectively.
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Comparison Chart

Definition

A system of moving parts performing a function
A device using mechanisms and energy to work

Complexity

Generally simpler, focused on motion
More complex, integrates various mechanisms

Examples

Gears, levers, cams
Cars, washing machines, robots

Focus

Transmission of motion and force
Performance of practical tasks

Additional Aspects

Mainly physical interactions
Includes energy sources, controls, etc.

Compare with Definitions

Mechanism

A method or means by which something is achieved.
The mechanism for public feedback involves surveys and forums.

Machine

A system or thing that seems to operate like a mechanical device.
The government can sometimes seem like a bureaucratic machine.

Mechanism

A set of moving parts in a machine doing a specific job.
The locking mechanism on the door was jammed.

Machine

An apparatus using or applying mechanical power.
The farmer used a machine to harvest the crops.

Mechanism

A system or structure of moving parts that performs a task within a machine.
The clock's mechanism involves gears and springs.

Machine

A machine is any physical system with ordered structural and functional properties. It may represent human-made or naturally occurring device molecular machine that uses power to apply forces and control movement to perform an action.

Mechanism

A process by which a result is brought about; a method of operation.
The mechanism of muscle contraction is complex.

Machine

A device consisting of fixed and moving parts that redirects mechanical energy to accomplish a particular task or set of tasks.

Mechanism

A natural or established process by which something takes place or is brought about.
Photosynthesis is a vital mechanism in plants.

Machine

See simple machine.

Mechanism

A machine or mechanical appliance.

Machine

See compound machine.

Mechanism

The arrangement of connected parts in a machine.

Machine

A system or device for doing work, as an automobile or jackhammer, together with its power source and auxiliary equipment.

Mechanism

A system of parts that operate or interact like those of a machine
The mechanism of the solar system.

Machine

A system or device, such as a computer, that performs or assists in the performance of a human task
The machine is down.

Mechanism

An instrument or a process, physical or mental, by which something is done or comes into being
"The mechanism of oral learning is largely that of continuous repetition" (T.G.E. Powell).

Machine

An intricate natural system or organism, such as the human body.

Mechanism

A habitual manner of acting to achieve an end.

Machine

A person who acts in a rigid, mechanical, or unconscious manner.

Mechanism

(Psychology) A usually unconscious mental and emotional pattern that shapes behavior in a given situation or environment
A defense mechanism.

Machine

An organized group of people whose members are or appear to be under the control of one or more leaders
A political machine.

Mechanism

The sequence of steps in a chemical reaction.

Machine

A device used to produce a stage effect, especially a mechanical means of lowering an actor onto the stage.

Mechanism

(Philosophy) The doctrine that all natural phenomena are explicable by material causes and mechanical principles.

Machine

A literary device used to produce an effect, especially the introduction of a supernatural being to resolve a plot.

Mechanism

(within a machine or machinery) Any mechanical means for the conversion or control of motion, or the transmission or control of power.

Machine

An answering machine
Leave a message on my machine if I'm not home.

Mechanism

Any combination of cams, gears, links, belts, chains and logical mechanical elements.

Machine

Of, relating to, or felt to resemble a machine
Machine repairs.
Machine politics.

Mechanism

A group of entities, such as objects, that interact together.

Machine

To cut, shape, or finish by machine.

Mechanism

A mental, physical, or chemical process.

Machine

To be cut, shaped, or finished by machine
This metal machines easily.

Mechanism

Any process of, or system designed to manage useful energy conversion.

Machine

A device that directs and controls energy, often in the form of movement or electricity, to produce a certain effect.

Mechanism

(philosophy) The theory that all natural phenomena can be explained by physical causes.

Machine

(dated) A vehicle operated mechanically, such as an automobile or an airplane.

Mechanism

The arrangement or relation of the parts of a machine; the parts of a machine, taken collectively; the arrangement or relation of the parts of anything as adapted to produce an effect; as, the mechanism of a watch; the mechanism of a sewing machine; the mechanism of a seed pod.

Machine

An answering machine or, by extension, voice mail.
I called you earlier, but all I got was the machine.

Mechanism

The series of causal relations that operate to produce an effect in any system; as, the mechanism of a chemical reaction.

Machine

(computing) A computer.
Game developers assume they're pushing the limits of the machine.
He refuses to turn off his Linux machine.

Mechanism

Mechanical operation or action.
He acknowledges nothing besides matter and motion; so that all must be performed either by mechanism or accident.

Machine

(figuratively) A person or organisation that seemingly acts like a machine, being particularly efficient, single-minded, or unemotional.
Bruce Campbell was a "demon-killing machine" because he made quick work of killing demons.
The government has become a money-making machine.

Mechanism

An ideal machine; a combination of movable bodies constituting a machine, but considered only with regard to relative movements.

Machine

Especially, the group that controls a political or similar organization; a combination of persons acting together for a common purpose, with the agencies which they use.

Mechanism

The atomic process that occurs during a chemical reaction;
He determined unique mechanisms for the photochemical reactions

Machine

(poetry) Supernatural agency in a poem, or a superhuman being introduced to perform some exploit.

Mechanism

The technical aspects of doing something;
A mechanism of social control
Mechanisms of communication
The mechanics of prose style

Machine

The system of special interest groups that supports a political party, especially in urban areas.

Mechanism

A natural object resembling a machine in structure or function;
The mechanism of the ear
The mechanism of infection

Machine

Penis.

Mechanism

(philosophy) the philosophical theory that all phenomena can be explained in terms of physical or biological causes

Machine

(historical) A contrivance in the Ancient Greek theatre for indicating a change of scene, by means of which a god might cross the stage or deliver a divine message; the deus ex machina.

Mechanism

Device consisting of a piece of machinery; has moving parts that perform some function

Machine

(obsolete) A bathing machine.

Machine

To make by machinery.

Machine

To shape or finish by machinery; (usually, more specifically) to shape subtractively by metal-cutting with machine-controlled toolpaths.

Machine

In general, any combination of bodies so connected that their relative motions are constrained, and by means of which force and motion may be transmitted and modified, as a screw and its nut, or a lever arranged to turn about a fulcrum or a pulley about its pivot, etc.; especially, a construction, more or less complex, consisting of a combination of moving parts, or simple mechanical elements, as wheels, levers, cams, etc., with their supports and connecting framework, calculated to constitute a prime mover, or to receive force and motion from a prime mover or from another machine, and transmit, modify, and apply them to the production of some desired mechanical effect or work, as weaving by a loom, or the excitation of electricity by an electrical machine.

Machine

Any mechanical contrivance, as the wooden horse with which the Greeks entered Troy; a coach; a bicycle.

Machine

A person who acts mechanically or at the will of another.

Machine

A combination of persons acting together for a common purpose, with the agencies which they use; as, the social machine.
The whole machine of government ought not to bear upon the people with a weight so heavy and oppressive.

Machine

A political organization arranged and controlled by one or more leaders for selfish, private or partisan ends; the Tammany machine.

Machine

Supernatural agency in a poem, or a superhuman being introduced to perform some exploit.

Machine

To subject to the action of machinery; to make, cut, shape, or modify with a machine; to effect by aid of machinery; to print with a printing machine.

Machine

Any mechanical or electrical device that transmits or modifies energy to perform or assist in the performance of human tasks

Machine

An intricate organization that accomplishes its goals efficiently;
The war machine

Machine

An efficient person;
The boxer was a magnificent fighting machine

Machine

4-wheeled motor vehicle; usually propelled by an internal combustion engine;
He needs a car to get to work

Machine

A group that controls the activities of a political party;
He was endorsed by the Democratic machine

Machine

A device for overcoming resistance at one point by applying force at some other point

Machine

Turn, shape, mold, or otherwise finish by machinery

Machine

Make by machinery;
The Americans were machining while others still hand-made cars

Machine

A device that uses energy to perform an activity.
The washing machine cleans clothes using electrical energy.

Machine

Any device that transmits or modifies energy to perform or assist in the performance of human tasks.
The crane is a machine used in construction.

Machine

A complex device consisting of several parts, each with a definite function.
The coffee machine heats water, grinds beans, and brews coffee automatically.

Common Curiosities

How do mechanisms contribute to a machine's efficiency?

Mechanisms optimize the transmission of motion and forces, contributing to a machine's overall efficiency and effectiveness.

Are all mechanisms part of machines?

While most mechanisms are part of machines, they can also exist independently in simpler devices or even in natural processes.

What is the main function of a mechanism?

The main function of a mechanism is to transmit motions and forces within a machine.

How do engineers optimize machine design?

Engineers optimize machine design by carefully selecting and arranging mechanisms to maximize performance, efficiency, and reliability.

Can a machine function without a mechanism?

No, machines generally require mechanisms to function, as they are the components that execute the tasks.

What types of energy can power a machine?

Machines can be powered by various types of energy, including electrical, mechanical, thermal, or even human power.

How has the concept of machines evolved with technology?

The concept of machines has evolved from simple mechanical tools to complex systems incorporating electronic and digital technologies.

What are common examples of mechanisms in everyday life?

Common examples include door locks, clocks, and bicycle gears.

What might be considered a machine that does not have moving parts?

Electronic devices like computers, although primarily electronic, are often considered machines due to their complex functions and roles.

Can a mechanism exist without a machine?

Yes, mechanisms can exist independently, such as simple gear systems or linkages, without being part of a larger machine.

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Author Spotlight

Written by
Tayyaba Rehman
Tayyaba Rehman is a distinguished writer, currently serving as a primary contributor to askdifference.com. As a researcher in semantics and etymology, Tayyaba's passion for the complexity of languages and their distinctions has found a perfect home on the platform. Tayyaba delves into the intricacies of language, distinguishing between commonly confused words and phrases, thereby providing clarity for readers worldwide.
Co-written by
Fiza Rafique
Fiza Rafique is a skilled content writer at AskDifference.com, where she meticulously refines and enhances written pieces. Drawing from her vast editorial expertise, Fiza ensures clarity, accuracy, and precision in every article. Passionate about language, she continually seeks to elevate the quality of content for readers worldwide.

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