Definition of idioglottic in US English:

idioglottic

adjective

rare
  • Using words of one's own invention.

Origin

Late 19th century. From idio- + glottic; compare Hellenistic Greek ἰδιόγλωσσος of distinct tongue, and slightly later idioglossia.

Pronunciation

idioglottic

/ˌɪdɪə(ʊ)ˈɡlɒtɪk/