Examples from the Web for evidential
When detectives discovered that the message was “a pure coincidence … of no evidential value,” reporters refused to believe them.Did Reporters From News of the World Impede a British Police Investigation?|Charlotte Edwardes|January 24, 2012|DAILY BEAST
Then follow apologetical and evidential works, and treatises on theology and morality.The Gist of Japan|R. B. Peery
So we get a glimpse into the conditions of life in the early Church, interesting and of value in an evidential point of view.
He was now prepared to listen to what Sir Charles had to say and to judge impartially of its evidential value.Fire-Tongue|Sax Rohmer