1
as in diligent
involved in often constant activity
the volunteers have been commendably laborious in their cleanup of the beach
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Antonyms & Near Antonyms
2
as in difficult
requiring considerable physical or mental effort
the laborious task of cleaning up the oil spill
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Antonyms & Near Antonyms
3
as in challenging
requiring much time, effort, or careful attention
that report is the product of months of laborious research
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Example Sentences
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Recent Examples of laborious
That’s because, as the following pages demonstrate, true luxury isn’t about simply having the most expensive materials or the most laborious construction, but rather about having a distinct point of view.
—
Justin Fenner,
Robb Report,
17 June 2026
Pidgeon’s naturally dark hair was then expertly colored by Kari Hill in a laborious 20-hour process that took over two days.
—
Antonia Blyth,
Deadline,
10 June 2026
While a butterfly cut may be a bit more tricky and laborious to style during the summer months, face-framing layers give a similar look with way less maintenance.
—
Tessa Petak,
InStyle,
10 June 2026
He’s gone through the painful, laborious and expensive process of having his tattoos removed.
—
Fort Worth Star-Telegram,
7 June 2026
See All Example Sentences for laborious
Justin Fenner,
Robb Report,
17 June 2026
Pidgeon’s naturally dark hair was then expertly colored by Kari Hill in a laborious 20-hour process that took over two days.
—
Antonia Blyth,
Deadline,
10 June 2026
While a butterfly cut may be a bit more tricky and laborious to style during the summer months, face-framing layers give a similar look with way less maintenance.
—
Tessa Petak,
InStyle,
10 June 2026
He’s gone through the painful, laborious and expensive process of having his tattoos removed.
—
Fort Worth Star-Telegram,
7 June 2026
See All Example Sentences for laborious
Recent Examples of Synonyms for laborious
Adjective
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Now, Miami-Dade Fire Rescue says its diligent job is done, signaling full containment of the fires soon.
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Since then, Roberts, who will also manage the NL All-Star team, has appreciated how diligent Pages has remained in his routine.
Adjective
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Sarah Buck, Chicago Driving has become harder The rapid increase in bike lanes has made driving much more difficult and tedious, with numerous delays due to many streets being reduced to one lane in busy areas.
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Republican strategists have welcomed those nominations as an opening for attack in a difficult election year.
Adjective
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This enduring legacy, underscores the lawyer's role as an officer of the court, preserving the rule of law even when challenging authority.
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Educate your family on our country’s history, both good and challenging.
Adjective
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The tribe wants to build a travel center on the land along a busy highway on Long Island.
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Because Saturday is typically the busiest day for car sales, most dealerships remain open then and close on Sundays instead.
Adjective
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MacDonald agrees that some of Kiros' positions could put Democratic candidates in a tough spot.
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The 34 measures include cuts to income tax for low- and middle income families, an overhaul of the creaking pension system, tougher rules for employees' sick leave and a reduction of the country's stifling bureaucracy.
Adjective
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Building a paper airplane can be as demanding as building the airframe of a real aircraft.
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Once the evaluation process is complete, the company plans to scale production to thousands of units over the next three years, targeting manufacturers seeking to automate physically demanding and hazardous work.
Adjective
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Written by Jeff Koyen, Edited by Mallory Gafas Since the start of generative AI’s enterprise proliferation, it has been largely regarded by executives and employees alike as a productive assistant more than an engaged collaborator.
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Millions of engaged, curious readers open our newsletters every day.
Adjective
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Every cybersecurity article is based on rigorous reporting by our team of expert writers and editors.
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This improves both customer and agent experience, while still meeting rigorous business standards around accuracy, reliability, and risk management.
Cite this Entry
“Laborious.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/laborious. Accessed 6 Jul. 2026.
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