idioglossia

From idio- +‎ -glossia.

• (US) IPA^(key): /ˌɪdioʊˈɡlɑsiə/, /ˌɪdiəˈɡlɑsiə/

idioglossia (countable and uncountable, plural idioglossias)

1. (linguistics) An invented form of dialect, language, or speech used by children, typically twins, and intelligible only to its speakers.

• (invented form of language used by children): cryptophasia, idiolalia

• idioglossic
• idioglottic

• twin speech
• twin talk

• “idioglossia”, in Dictionary.com Unabridged, Dictionary.com, LLC, 1995–present.

• idioglossia on Wikipedia.Wikipedia

From idio- +‎ -glossia.

idioglossia f (plural idioglossie)

1. idioglossia