Cumulonimbus
//ˌkju.mjə.loʊˈnɪm.bəs//
Pronunciation
US //ˌkju.mjə.loʊˈnɪm.bəs//
UK //ˌkjuː.mjʊ.ləʊˈnɪm.bəs//
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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.