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TOEFL IELTS BNC: 1869 COCA: 2677

mechanism

noun

mech·​a·​nism ˈme-kə-ˌni-zəm How to pronounce mechanism (audio)
1
a
: a piece of machinery (see machinery sense 1)
The camera's shutter mechanism is broken.
b
: a process, technique, or system for achieving a result
the mechanisms of peace F. D. Roosevelt
2
: mechanical operation or action : working sense 2
he acknowledges nothing besides matter and motion; so that all must be performed either by mechanism or by accident Richard Bentley
3
: a doctrine that holds natural processes (as of life) to be mechanically determined and capable of complete explanation by the laws of physics and chemistry
4
: the fundamental processes involved in or responsible for an action, reaction, or other natural phenomenon
meteorologists believe that this pressure jump is the mechanism responsible for storms and tornadoes Think
compare defense mechanism

Example Sentences

The camera's shutter mechanism is broken. Scientists are studying the body's mechanisms for controlling weight. There is no mechanism in place for enforcing the new law. a legal mechanism to prevent lobbyists from exerting unfair influence psychological mechanisms for dealing with a tragic loss
Recent Examples on the Web The mechanism to enact perhaps the Trump era’s most notorious and emblematic immigration policy—2018’s family separation program—was the employment of what were infrequently used federal criminal statutes against uninspected border crossings. Felipe De La Hoz, The New Republic, 22 Aug. 2022 The mechanism used to murder him was really irrelevant. Shelley Murphy, BostonGlobe.com, 18 Aug. 2022 The main mechanism to do it is by allowing Medicare to negotiate prices for some of the most expensive drugs. Simon F. Haeder, The Conversation, 17 Aug. 2022 The mechanism that opens the lock, meanwhile, is a bit of an engineering feat: The clasp features an innovative swivel that echoes the functionality of a padlock. Lynn Yaeger, Vogue, 12 Aug. 2022 The consensus mechanism is different from that of Bitcoin. Rufas Kamau, Forbes, 11 Aug. 2022 In a design world where manufacturers don't even want to make room for a tiny headphone jack, a hinge mechanism is a big mechanical structure that has to run down the center of the phone. Ron Amadeo, Ars Technica, 10 Aug. 2022 The plastic locking mechanism is fairly intuitive and the case comes with instructions that are easy to comprehend. Jamie Spain, Good Housekeeping, 29 July 2022 Recent studies suggest that Covid infections precede the risk of certain other chronic diseases like type 2 diabetes, but the mechanism isn’t clear. Elizabeth Cooney, STAT, 8 July 2022 See More

Word History

First Known Use

1662, in the meaning defined at sense 1a

Time Traveler
The first known use of mechanism was in 1662

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