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idioglossia

[ id-ee-uh-glos-ee-uh, -glaw-see-uh ]
/ ˌɪd i əˈglɒs i ə, -ˈglɔ si ə /
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noun

a private form of speech invented by one child or by children who are in close contact, as twins.
a pathological condition characterized by speech so distorted as to be unintelligible.

QUIZZES

QUIZ YOURSELF ON “THEIR,” “THERE,” AND “THEY’RE”

Are you aware how often people swap around “their,” “there,” and “they’re”? Prove you have more than a fair grasp over these commonly confused words.
Question 1 of 7
Which one of these commonly confused words can act as an adverb or a pronoun?

Origin of idioglossia

1890–95; <Greek idióglōss(os) of distinct or peculiar tongue (idio-idio- + -glōssos, adj. derivative of glôssa tongue) + -ia-ia

OTHER WORDS FROM idioglossia

id·i·o·glot·tic [id-ee-uh-glot-ik], /ˌɪd i əˈglɒt ɪk/, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

British Dictionary definitions for idioglossia

idioglossia
/ (ˌɪdɪəʊˈɡlɒsɪə) /

noun

a private language, as invented by a child or between two children, esp twins
a pathological condition in which a person's speech is so severely distorted that it is unintelligible

Word Origin for idioglossia

C19: from Greek idios private, separate + glossa tongue
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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