Definition, Meaning & Synonyms

cryptomnesia

noun

kriːp.təʊˈmɛn.zi.ə

Definition

Cryptomnesia is the phenomenon where a person believes that they have created an original idea, but it is actually a memory of something they have encountered before.

Examples

After writing her story, she realized that she had unconsciously borrowed the plot from a book she read years ago; it was a case of cryptomnesia.
The artist experienced cryptomnesia, believing their artwork was wholly unique until they found an old piece with a similar theme.