Catholic Dictionary
Find accurate definitions of over 5,000 Catholic terms and phrases (including abbreviations). Based on Fr. John Hardon's Modern Catholic Dictionary, © Eternal Life. Used with permission.
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EVIDENCE, EXTRINSIC
The grounds for assenting to something on the authority of another person. It is called extrinsic evidence because it does not arise directly from the object known but from the word of someone whose credibility (authority) warrants acceptance.