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Definition of laborious

laborious

/ləˈbɔː.ri.əs/
la · bo · ri · ous

Adverb:laboriously
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laborious Lexical Profile

laborious Game Scores & Validity

• adjective

1

Requiring considerable time, effort, and perseverance; wearisome and taxing to perform.

Example

"Restoring the ancient manuscript was a slow, laborious process that took the conservation team nearly three years."


2

Showing obvious signs of effort and lacking natural fluency or spontaneity (especially of speech, writing, or artistic style).

Example

"His early essays were marred by a laborious prose style that made even simple arguments feel heavy and unnatural."


3

Accustomed to or diligent in hard work (of a person); industrious.

Example

"The historian described the early settlers as a frugal and laborious people who cleared the dense forests by hand."

Synonyms
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Antonyms
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• Rhymes for laborious

Word Origin & Etymology

Borrowed in the late 14th century from Old French laborieux and directly from Latin laboriosus ('toilsome, wearisome'), from labor ('toil, exertion, hardship').

Cite this Entry


Wordmom. (2026). Definition of Laborious. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/laborious
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