ascertain

verb/ˌæsərˈteɪn/

Frequency rank: #9,607 of 20,003 in the WORDED list (wordfreq data)

Meaning

To find out something with certainty; to determine.

Illustration for the English word “ascertain”

Example sentence

The detective needed to ascertain the exact time of the crime before making any accusations.

Synonyms & related words

More words in ranks 9,601–9,700