Protactinium

//ˌpɹoʊ.tækˈtɪn.i.əm//

Pronunciation

US //ˌpɹoʊ.tækˈtɪn.i.əm//
UK //ˌpɹəʊ.tækˈtɪn.i.əm//

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.