folie à deux

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Related to Induced delusional disorder: Shared psychotic disorder, folie a deux

fo·lie à deux

 (fô-lē′ ä dœ′, fŏl′ē)
n.
A condition in which two individuals who share a close relationship experience the same delusions or hallucinations as the result of a mental disorder such as schizophrenia affecting one or both of them. Also called shared psychotic disorder.

[French : folie, madness + à, between + deux, two.]

folie à deux

(ˈfɒlɪ æ ˈdɜː)
n
(Psychiatry) psychiatry mental illness occurring simultaneously in two intimately related persons who share some of the elements of the illness, such as delusions
[French: madness involving two (people)]

folie à deux

This mental disorder, present in two closely associated individuals at once, most commonly occurs in a husband and wife.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.folie a deux - the simultaneous occurrence of symptoms of a mental disorder (as delusions) in two persons who are closely related (as siblings or man and wife)
folie, mental disorder, mental disturbance, psychological disorder, disturbance - (psychiatry) a psychological disorder of thought or emotion; a more neutral term than mental illness
References in periodicals archive ?
Since the introduction of validated diagnostic criteria, very little has changed in the description of the phenomena, standardized criteria adopt two main terms "induced delusional disorder" (ICD-10) [7] and "shared psychotic disorder" (DSM-IV).
Folie a deux, or induced delusional disorder, refers to the transference of delusions from the primary person (inducer) to a secondary person (recipient).