ascertain
verb (used with object)
to find out definitely; learn with certainty or assurance; determine.
unascertained
-
a word derived from
ascertain.
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 assistant coroner, Prof Harris, said the medical cause of death was unascertained and could not exclude unlawful killing, accident or a natural death.
From BBC ● Aug. 29, 2025
The inquest concluded that Kimberley's cause of death was "unascertained" due to difficulties with the post-mortem caused by the delay.
From BBC ● Apr. 6, 2025
While the cause of her death is "unascertained", jurors have heard she could have died from the cold or co-sleeping.
From BBC ● Mar. 7, 2024
Dr Nat Cary said their baby could have died from the cold or co-sleeping, but the "formal pathological cause of death was recorded as unascertained".
From BBC ● Feb. 29, 2024
The half, or more than half, of such events, must however necessarily happen by the averages of chances; and this unascertained and unsuspected coincidence has from age to age countenanced and confirmed the delusion.
From A Morning's Walk from London to Kew by Richard Phillips
