Definition of coalitional in English:

coalitional

Pronunciation /ˌkəʊəˈlɪʃ(ə)n(ə)l/ /ˌkəʊəˈlɪʃən(ə)l/

adjective

  • Of or relating to a coalition or coalitions.

Origin

Late 18th century; earliest use found in untitled. From coalition + -al.