Dictionary

langagier

/lɑ̃.ɡa.ʒje/

adjective/lɑ̃.ɡa.ʒje/

lingual, linguistic (relative to language)

From langage + -ier.

noun, masculine/lɑ̃.ɡa.ʒje/plural: langagiers

language expert

From langage + -ier.