effort
Americannoun
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exertion of physical or mental power.
It will take great effort to achieve victory.
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an earnest or strenuous attempt.
an effort to keep to the schedule.
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something done by exertion or hard work.
I thought it would be easy, but it was an effort.
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an achievement, as in literature or art.
The painting is one of his finest efforts.
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the amount of exertion expended for a specified purpose.
the war effort.
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Chiefly British.
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an organized community drive or achievement.
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a fund-raising drive.
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Mechanics. the force or energy that is applied to a machine for the accomplishment of useful work.
noun
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physical or mental exertion, usually considerable when unqualified
the rock was moved with effort
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a determined attempt
our effort to save him failed
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achievement; creation
a great literary effort
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physics an applied force acting against inertia
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Force applied against inertia.
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The force needed by a machine in order to accomplish work on a load.
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Compare load
Related Words
Effort, application, endeavor, exertion imply actions directed or force expended toward a definite end. Effort is an expenditure of energy to accomplish some objective: He made an effort to control himself. Application is continuous effort plus careful attention: constant application to duties. Endeavor means a continued and sustained series of efforts to achieve some, often worthy and difficult, end: a constant endeavor to be useful. Exertion is the vigorous and often strenuous expenditure of energy, frequently without an end: out of breath from exertion.
Other Word Forms
Etymology
Origin of effort
First recorded in 1480–90; from Middle French, from Old French esfort, esforz, derivative of esforcier “to force” ( es- ex- 1 + forcier force )
Explanation
Effort has to do with how much work you're putting into something. A great achievement can also be considered a great effort. Effort has to do with how hard you're trying. If something is easy, it doesn't take much effort. If it's hard, it takes a lot of effort. Effort is about trying to get something done, even if it doesn't always work out. In sports, coaches don't like losing, but they really hate it when the players aren't giving much effort. There are also large scale, collective efforts, like the effort to cure cancer.
Vocabulary lists containing effort
Can I Work It? Words for "Job"
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Stay Strong: Forc and Fort
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"To Kill a Mockingbird" by Harper Lee, Chapters 20–25
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Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
The effort comes just two weeks after Warner Bros.
From Los Angeles Times • May 8, 2026
In its earliest days, TBS aired old movies and comedy reruns, and was also the home of “Captain Planet and the Planeteers,” Turner’s effort to blend his passion for ecological conservation with educational programming.
From Salon • May 8, 2026
Regardless of the method, it appears Knicks fans are making every effort to take over Philadelphia’s Xfinity Mobile Arena for Friday’s Game 3 and Sunday’s Game 4.
From MarketWatch • May 8, 2026
Chief Design Officer, and design pioneer Peter Arnell described their work with the National Design Studio, a newly formed federal effort to modernize the U.S. government’s digital infrastructure.
From The Wall Street Journal • May 8, 2026
“And I appreciate all your effort and enthusiasm.”
From "Keeping Pace" by Laurie Morrison
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Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.