lingua franca
CEFR: C1
A widely adopted bridge language used for international diplomacy, commerce, and science between speakers of different mother tongues.
Synonyms
- bridge language
- vehicular language
Common Collocations
- global lingua franca
- serve as a lingua franca
- commercial lingua franca
Example Sentence
English functions as the global lingua franca in international civil aviation, maritime navigation, and academic publishing.