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ununpentium

American  
[uhn-uhn-pen-tee-uhm, oon-uhn-] / ˌʌn ʌnˈpɛn ti əm, ˌun ʌn- /

noun

  1. Chemistry. the placeholder name for element 115, subsequently named moscovium.


ununpentium Scientific  
/ ə-nŭn′pĕn′tē-əm /

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