- present participle of ascertain.
ascertaining
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 export control amounts to a de facto ban on the model since Anthropic has no way of ascertaining the nationality of its users.
From The Wall Street Journal ● Jun. 16, 2026
Her petition said they are still ascertaining the assets to be identified as separate and community property.
From Los Angeles Times ● Aug. 27, 2024
“Sourcing gold from the UAE is notoriously risky,” the report said, describing the difficulty in ascertaining the origins of the refined gold.
From Seattle Times ● May 30, 2024
A patrol aircraft has "established contact with the vessel, ascertaining the safety of the crew," the navy says.
From BBC ● Jan. 5, 2024
Researchers must reckon their ages by ascertaining the age of the ground they are found in, which in turn requires meticulously documenting their provenance.
From "1491" by Charles C. Mann
![]()