# idioglossia

> English word · Noun · IPA /ˌɪdioʊˈɡlɑsiə/

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

## Etymology
From idio- + -glossia.

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/idioglossia