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

As the physician Peter Lipson, an assiduous pursuer of bogus medical claims, observed back in 2009, “DSHEA, as it was written and as it was intended, facilitates the legal marketing of quackery.”

From Los Angeles Times • Oct. 17, 2025

But saying no would have been difficult too, after months of assiduous effort put into developing a good relationship with President Trump.

From BBC • Jun. 22, 2025

He also became known as the most assiduous and creative hunter of new elements in history, credited with the discovery or codiscovery of twelve transuranics.

From "Big Science" by Michael Hiltzik