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Showing results for laborious. Search instead for laboriou.
Definitions

laborious

[luh-bawr-ee-uhs] / ləˈbɔr i əs /
ADJECTIVE
hard, difficult
Synonyms
STRONGEST
arduous backbreaking burdensome onerous strenuous tiresome
WEAK
effortful fatiguing forced heavy herculean labored operose ponderous rough go stiff strained toilsome tough tough job wearing wearisome wicked
Antonyms
STRONGEST
easy facile
WEAK
effortless idle lackadaisical lazy reticent simple trivial
ADJECTIVE
hardworking
Synonyms
STRONGEST
assiduous painstaking
WEAK
active diligent indefatigable industrious operose persevering sedulous tireless unflagging
Antonyms
WEAK
easy effortless facile idle lackadaisical lazy reticent simple trivial

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.

Regulatory shortcuts exist that would allow the FDA to skip the more laborious approval process.

From Salon • Apr. 4, 2026

“While we have tried to simplify the underlying concepts behind the Ontology model, building and implementing an Ontology in a large enterprise is a laborious process,” the analysts say.

From Barron's • Mar. 20, 2026

The pharma giants will still have other moats, notably the laborious regulatory and testing regime as well as distribution.

From MarketWatch • Mar. 17, 2026

As a result, the interaction feels, and actually is, more laborious.

From The Wall Street Journal • Jan. 22, 2026

With another laborious sigh, she gestured around her.

From "The City Beautiful" by Aden Polydoros