folie à deux
[ fo-lee uh -doo; French faw-lee a -dœ ]
/ fɒˈli ə ˈdu; French fɔ li a ˈdœ /
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noun, plural fo·lies à deux [fo-leez uh -doo; French faw-lee za -dœ]. /fɒˈliz ə ˈdu; French fɔ li za ˈdœ/. Psychiatry.
the sharing of delusional ideas by two people who are closely associated.
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Question 1 of 7
Let’s start with some etymology: What are the origins of the typographical word “bracket”?
First appeared around 1750, and is related to the French word “braguette” for the name of codpiece armor.
First appeared in 1610, based on the French word “baguette” for the long loaf of bread.
First appeared in 1555, and is related to the French word “raquette” for a netted bat.
TAKE THE QUIZ TO FIND OUT Origin of folie à deux
Borrowed into English from French around 1890–95
Words nearby folie à deux
foliature, folic, folic acid, folic acid antagonists, folie, folie à deux, folie de grandeur, folie du doute, Folies Bergère, foliicolous, foliiferous
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021
Example sentences from the Web for folie à deux
British Dictionary definitions for folie à deux
folie à deux
/ (ˈfɒlɪ æ ˈdɜː) /
noun
psychiatry mental illness occurring simultaneously in two intimately related persons who share some of the elements of the illness, such as delusions
Word Origin for folie à deux
French: madness involving two (people)
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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Medical definitions for folie à deux
folie á deux
[ fô-lē′ ä dœ′, fŏl′ē ]
n.
A condition in which symptoms of a mental disorder occur simultaneously in two individuals who share a close relationship or association.
The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.