as in diligence
attentive and persistent effort
this project has been successful only through the assiduity of a lot of people
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Recent Examples of assiduity
While the Queen Mother was very fond of this Queen Victoria tiara and wore it with relative assiduity, her daughter only wore it once in public, on an official trip to Malta in November 2005.
—
Ana Serrano, Glamour, 7 Dec. 2025
These indestructible treasures have always been buried in matter, awaiting the invention of scanning electron microscopes and scientists with enough assiduity to spend decades on end peering into their atomic eyes.
—Virginia Heffernan, WIRED, 21 Mar. 2023
Lee is hardly the first biographer to be wooed by the allure of her subject; to risk being squashed by the weight of her research; or to concede that, despite her assiduity, much will elude her grasp.
—Anthony Lane, The New Yorker, 22 Feb. 2021
Ana Serrano, Glamour, 7 Dec. 2025
These indestructible treasures have always been buried in matter, awaiting the invention of scanning electron microscopes and scientists with enough assiduity to spend decades on end peering into their atomic eyes.
—Virginia Heffernan, WIRED, 21 Mar. 2023
Lee is hardly the first biographer to be wooed by the allure of her subject; to risk being squashed by the weight of her research; or to concede that, despite her assiduity, much will elude her grasp.
—Anthony Lane, The New Yorker, 22 Feb. 2021
Recent Examples of Synonyms for assiduity
Noun
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Through their diligence an individual has been charged with first-degree murder.—
Elyssa Kaufman,
CBS News,
20 Mar. 2026
-
For example, a time usually marked by slumber might be countered with diligence, while a time of dedicated attention could be harnessed for deeper reflection.—
Jue Liang,
The Conversation,
12 Mar. 2026
Noun
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At a Tuesday afternoon news conference in Sacramento City Hall, the mother and daughter stood beside their attorney, immigration advocates and local lawmakers — many of whom were involved in a weeks-long effort to bring her home.—
Mathew Miranda
Updated March 31,
Sacbee.com,
1 Apr. 2026
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Of course, the usual efforts around going plastic-free and energy-efficient are in place.—
Condé Nast,
Condé Nast Traveler,
1 Apr. 2026
Noun
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Amundsen’s work is in keeping with the rest of the show, which fills two halls at the liberal arts school with visual and multimedia works that probe the persistence of radioactive materials.—
Chloe Shrager,
Los Angeles Times,
27 Mar. 2026
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The lessons that endure are about constraint and invention, messiness and coordination, contradiction and persistence—about intervening directly and fearlessly in material reality.—
Julian Rose,
Artforum,
26 Mar. 2026
Noun
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This culture emphasizes individual responsibility, industriousness, respect for the rule of law, the dignity of conscience, and the limits of liberty rightly understood.—
MSNBC Newsweek,
MSNBC Newsweek,
21 Nov. 2025
Noun
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The war has upended the travel industry, too, with forecasters estimating airfares — which have jumped sixfold on some routes — will remain high for months.—
Jeronimo Gonzalez,
semafor.com,
26 Mar. 2026
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Vahom is testament to Czechoslovakia’s past as a Cold War arms manufacturer, and also the industry’s bleak outlook after the fall of communism.—
Daniel Hornak,
Bloomberg,
26 Mar. 2026
Cite this Entry
“Assiduity.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/assiduity. Accessed 2 Apr. 2026.
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