quadrilingual

[ kwod-ruh-ling-gwuh l or, Canadian, -ling-gyoo-uh l ]
/ ˌkwɒd rəˈlɪŋ gwəl or, Canadian, -ˈlɪŋ gyu əl /

adjective

using or involving four languages: a quadrilingual person; a quadrilingual translation of the Bible.

Origin of quadrilingual

First recorded in 1960–65; quadri- + lingual