Medical Dictionary

folie à deux

noun \-(ˌ)ä-ˈ̅, -ˈdə\
plural folies à deux \ˌfō-ˈlē(z)-(ˌ)ä-\

Medical Definition of FOLIE À DEUX

:  the presence of the same or similar delusional ideas in two persons closely associated with one another

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May 23, 2015
debouch Hear it
to emerge or cause to emerge
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