ascertain
verb (used with object)
to find out definitely; learn with certainty or assurance; determine.
has ascertained
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present perfectof ascertain (3rd person singular).present perfect
Used to describe actions that started in the past and continue into or have direct relevance to the present.
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 consortium, known as the Pandemic Response Accountability Committee, has ascertained that tens of thousands of federal employees double-dipped by claiming small business loans they weren’t entitled to.
From Washington Times ● Feb. 1, 2023
The BBC has ascertained one paramedic was already inside the inner cordon by the time it was established, and that two specially trained paramedics joined him.
From BBC ● Nov. 5, 2017
But once a faculty member has ascertained that various textbooks meet quality standards for a course, it should also be the professor’s right to consider cost as a factor, Hassan said.
From Slate ● Oct. 28, 2015
Whether the beat can also fill corporate coffers—a fair question in an age when many newsrooms are prepping their own obits—nobody has ascertained with satisfaction.
From Newsweek ● Feb. 27, 2015
“Our own investigation has ascertained that the witnesses were bribed to lie about what truly occurred. Further, their identities have been tampered with, and we can’t locate them.”
From "Scythe" by Neal Shusterman
