diglossic

English

diglossic (not comparable)

(linguistics) Of or relating to diglossia.
Using two languages or dialects together.
- 2019, Li Huang, James Lambert, “Another Arrow for the Quiver: A New Methodology for Multilingual Researchers”, in Journal of Multilingual and Multicultural Development, →DOI, page 3:
  Thus, the prevalence of English in this state-imposed diglossic system has led to a growing concern that ‘English dominance may lead to English monolingualism’, and this may erode the country’s ethnic, linguistic, and cultural diversity.