Thesaurus.com
Dictionary.com
Definitions

assiduous

[uh-sij-oo-uhs] / əˈsɪdʒ u əs /


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 U.S. assessment attributed the escapes to mismanagement by Syria’s government and a lack of assiduous custody of the camp’s large security perimeter, the U.S. officials said.

From The Wall Street Journal • Feb. 20, 2026

Powell’s assiduous outreach to his colleagues gives him a good overview of where the proverbial bodies are buried, giving colleagues ample time to voice their objections.

From Barron's • Dec. 12, 2025

"Martyn is the most professional, assiduous, diligent police officer you will come across and he should never have been put in this position," he said.

From BBC • Oct. 22, 2024

Grindset impresario and assiduous podcast guest Scott Galloway loitered by the back bar.

From Slate • Aug. 21, 2024

“I stand corrected, my sweetling. Our Yunkish friends were kind enough to provide us with a chart. I must strive to be more assiduous about consulting it.”

From "A Dance with Dragons" by George R. R. Martin




Vocabulary lists containing assiduous


Vocabulary.com logo
by dictionary.com

Look it up. Learn it forever.

Remember "assiduous" for good with VocabTrainer. Expand your vocabulary effortlessly with personalized learning tools that adapt to your goals.

Take me to Vocabulary.com