mechanism

Definitions

  • Drawer Mechanism
    Drawer Mechanism
  • WordNet 3.6
    • n mechanism the technical aspects of doing something "a mechanism of social control","mechanisms of communication","the mechanics of prose style"
    • n mechanism device consisting of a piece of machinery; has moving parts that perform some function
    • n mechanism (philosophy) the philosophical theory that all phenomena can be explained in terms of physical or biological causes
    • n mechanism a natural object resembling a machine in structure or function "the mechanism of the ear","the mechanism of infection"
    • n mechanism the atomic process that occurs during a chemical reaction "he determined unique mechanisms for the photochemical reactions"
    • ***

Additional illustrations & photos:

Sickel's cut-off mechanism Sickel's cut-off mechanism
Corliss cut-off mechanism Corliss cut-off mechanism
Krupp breech mechanism Krupp breech mechanism
Breech mechanism showing interrupted thread Breech mechanism showing interrupted thread

Webster's Revised Unabridged Dictionary
  • Interesting fact: Slinkys were invented by an airplane mechanic; he was playing with engine parts and realized the possible secondary use of one of the springs
    • Mechanism (Kinematics) An ideal machine; a combination of movable bodies constituting a machine, but considered only with regard to relative movements.
    • Mechanism Mechanical operation or action. "He acknowledges nothing besides matter and motion; so that all must be performed either by mechanism or accident."
    • 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.
    • Mechanism The series of causal relations that operate to produce an effect in any system; as, the mechanism of a chemical reaction.
    • ***
Century Dictionary and Cyclopedia
  • Interesting fact: The Liberty Bell was the first mechanical slot machine, which was invented by Charles Fey, a car mechanic in 1895.
    • n mechanism The structure of a machine, engine, or other contrivance for controlling or utilizing natural forces; the arrangement and relation of parts, or the parts collectively, in any machine, tool, or other contrivance; means of mechanical action; machinery; hence, the structure of anything that is conceived to resemble a machine.
    • n mechanism A mechanical contrivance or agency of any kind; in general, the apparatus, means, or mode by which particular effects are produced or purposes accomplished: as, the mechanism of a musical instrument (the apparatus by means of which the performer acts upon it); the mechanism of a play or of a poem; the mechanism of government.
    • n mechanism Action according to the laws of mechanics; mechanical action.
    • ***
Chambers's Twentieth Century Dictionary
  • Interesting fact: This sounds feasible, but isn't true! Crapper actually invented the automatic shut-off mechanism used in the modern toilet.
    • ns Mechanism the construction of a machine: the arrangement and action of its parts, by which it produces a given result
    • ***

Quotations

  • J. August Strindberg
    J.%20August%20Strindberg
    “A man with a so-called character is often a simple piece of mechanism; he has often only one point of view for the extremely complicated relationships of life.”
  • Source Unknown
    Source Unknown
    “Computers in the future will weigh no more than 1.5 tons. [Quoted in Popular Mechanics 1950]”
  • Sidonie Gabrielle Colette
    Sidonie%20Gabrielle%20Colette
    “It is wise to apply the oil of refined politeness to the mechanism of friendship.”
  • Simone Weil
    Simone%20Weil
    “It is only the impossible that is possible for God. He has given over the possible to the mechanics of matter and the autonomy of his creatures.”
  • Maxwell Maltz
    Maxwell%20Maltz
    “Thus man of all creatures is more than a creature, he is also a creator. Man alone can direct his success mechanism by the use of imagination, or imaging ability.”
  • Sir Walter Scott
    Sir%20Walter%20Scott
    “A lawyer without history or literature is a mechanic, a mere working mason; if he possesses some knowledge of these, he may venture to call himself an architect.”

Etymology

Webster's Revised Unabridged Dictionary
Cf. F. mécanisme, L. mechanisma,. See Mechanic
Chambers's Twentieth Century Dictionary
O. Fr.,—L. mechanicus; Gr. mēchanikosmēchane, a contrivance.

Usage

In literature:

Her blue eyes looked restlessly bright; her lips wore a mechanical smile.
"Red Pottage" by Mary Cholmondeley
Why, for instance, has M. Bergson such a horror of mechanical physics?
"Winds Of Doctrine" by George Santayana
Molly looked a little dazed, and the "Thank you" of her clear low voice was mechanical.
"Great Possessions" by Mrs. Wilfrid Ward
Professor Le Dantec says we are mechanisms in the third degree, a mechanism of a mechanism of a mechanism.
"The Breath of Life" by John Burroughs
Let me briefly describe the mechanism with which it produces its familiar note.
"Social Life in the Insect World" by J. H. Fabre
Man breathes by means of lungs; but who can understand their wonderful mechanism, so perfect in all its parts?
"The People's Common Sense Medical Adviser in Plain English" by R. V. Pierce
In addition to this, there is, of course, the focusing mechanism of the eye.
"The Science of Human Nature" by William Henry Pyle
A DICTIONARY OF MECHANICAL ENGINEERING AND THE MECHANICAL ARTS.
"Scientific American, Volume 40, No. 13, March 29, 1879" by Various
The mechanical control rooms, with their humming, vibrating mechanisms were here.
"Brigands of the Moon" by Ray Cummings
For these movements tend mechanically to raise and arch the chest and to throw the shoulders far backward.
"Vitality Supreme" by Bernarr Macfadden
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In poetry:

The mechanism of eternal forms--
The shifts that courtiers put their bodies through--
Were alien ways to him: his brawny arms
Had other work than posturing to do.
"Abraham Lincoln" by Alice Cary
"If it tell thee not that I love thee well,
'Tis a senseless, wrinkled, ill-curved shell:
If it be not of love, why sigh or sing?
'Tis a common, mechanical, stupid thing!"
"Summer Song" by George MacDonald
Who has been wise, receives interest,
Savage, felon, President, judge, farmer, sailor, mechanic, literat,
young, old, it is the same,
The interest will come round—all will come round.
"Manhattan Streets I Saunter'd, Pondering" by Walt Whitman
"I work, you say, on minds, and hearts, and souls,
Alas, 'tis true, but what can e'er atone
For dry, mechanic thought, and lifeless coals,
Which light not up, but turn the intellect to stone?
"The Teacher" by Thomas Frederick Young
The travelers, while passing by,
Within its shade find welcome rest;
And one of them mechanically,
As is a custom in the west,
Upon its surface stern and gray
Carved out his name, and went his way.
"Fame." by Alfred Castner King
A hundred thousand right arms were lifted up on high,
A hundred thousand voices sent back their loud reply;
Through the thronged towns of Essex the startling summons rang,
And up from bench and loom and wheel her young mechanics sprang!
"Massachusetts To Virginia" by John Greenleaf Whittier

In news:

Interviews will be held for aircraft mechanics and inspectors.
Ed Petrie, Metal Finishing's " Adhesion and Bonding" columnist, discusses the three operational mechanisms involved in ensuring optimal paint adhesion .
Plumbing contractors must go to Mechanical Systems Week to find the answers.
Disks that have been mechanically damaged during bin cleaning, by extreme air pressures or improper installation could potentially cause a problem.
Too often, however, those terms have been associated only with postural drainage, percussion and vibration, or mechanical aspiration of the airways in acutely ill patients.
Mechanic Killed by King Air Door.
Why 3-month-olds get quantum mechanics.
My father was a mechanic, car enthusiast and race fan.
When the mechanic gives me a new sticker, he'll write 200,000.
The Organization of American States proposes setting up an alert mechanism to avert future coups in the region, but the idea is fraught with challenges.
Senior Mechanical Engineer, Burns & McDonnell, St Louis.
University of Missouri-Kansas City/Columbia, BS Mechanical Engineering.
Instead of having a person cut the ribbon at Friday's dedication ceremony at Stephenson Hall, University of Tulsa administrators asked mechanical engineering students to design a machine to cut the ribbon instead.
Self- embedding is a disturbing trend among young adults who self-inflict injury as a coping mechanism.
There are special types of mechanical user interfaces which will not work with a 1:1 input-output, including mechanical keypads .
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In science:

Still, in this case, our mechanism for multiferroicity is once more a (collinear) magnetically induced mechanism based on the inequivalency of some specific oxygen atoms, as will be detailed below.
First Principles Studies of Multiferroic Materials
Note that it is usually easy to reach the picture of classical mechanics from quantum mechanics by letting the quantum parameter  go to zero while it is usually unclear hoe to formulate the quantum mechanics from classical mechanics.
An Equation of Motion with Quantum Effect in Spacetime
Whereas a bus is a global mechanism of communication between components, a FIM is a local mechanism for providing access to a component.
Function Interface Models for Hardware Compilation: Types, Signatures, Protocols
Internally, the tensor notation mechanism sits on top of the more flexible mechanism that allows providing C code and uses both a term parser and C code generator.
Continuum multi-physics modeling with scripting languages: the Nsim simulation compiler prototype for classical field theory
The mechanism for this stabilization is markedly different from, and more subtle than, the “Kapitsa pendulum” mechanism.
Emergence of stability in a stochastically driven pendulum: beyond the Kapitsa effect
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