Definition of disproportional in US English:

disproportional

adjective

  • Too large or too small in comparison with something else.

    ‘a few people have a disproportional impact on policy’

Pronunciation

disproportional

/ˌdɪsprəˈpɔrʃ(ə)n(ə)l//ˌdisprəˈpôrSH(ə)n(ə)l/