assiduous

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

The drumbeat of criticism had spread to business leaders, including some of Trump’s most assiduous supporters in the billionaire and millionaire class.

From Los Angeles Times • Apr. 11, 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

In his final years, the old man, a teacher of mathematics in our elementary schools, had kept assiduous track of Bibi’s illness in hopes of determining some logic to her condition.

From "Interpreter of Maladies" by Jhumpa Lahiri