cumulonimbus

pronunciation

How to pronounce cumulonimbus in British English: UK [ˌkju:mələʊˈnɪmbəs]word uk audio image

How to pronounce cumulonimbus in American English: US [ˌkjuməloʊˈnɪmbəs] word us audio image

  • Noun:
    a dark cloud of great vertical extent charged with electricity; associated with thunderstorms

Word Origin

cumulonimbus (n.)
1887, from cumulo-, comb. form of cumulus, + nimbus.