Meaning of idioglossia | Babel Free
/ˌɪdioʊˈɡlɑsiə/Definitions
An invented form of dialect, language, or speech used by children, typically twins, and intelligible only to its speakers.
countable, uncountable
CEFR level
C1
Advanced
This word is part of the CEFR C1 vocabulary — advanced level.
This word is part of the CEFR C1 vocabulary — advanced level.