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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HALLUCINATION

Any false perception, not deliberately induced, that makes a person accept as objectively real what are only one's own ideas. One of the functions of mystical theology is to help a spiritual director distinguish authentic supernatural phenomena from hallucinations.