ununpentium

Systematic element name, from un- +‎ un- +‎ pent- +‎ -ium.

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ununpentium (uncountable)

1. (dated) The systematic element name for the chemical element with atomic number 115 (symbol Uup). The element is now named moscovium.
   • 2015 December 30, “Discovery and Assignment of Elements with Atomic Numbers 113, 115, 117 and 118”, in IUPAC‎^[1]:

     “The chemistry community is eager to see its most cherished table finally being completed down to the seventh row. IUPAC has now initiated the process of formalizing names and symbols for these elements temporarily named as ununtrium, (Uut or element 113), ununpentium (Uup, element 115), ununseptium (Uus, element 117), and ununoctium (Uuo, element 118)” said Professor Jan Reedijk, President of the Inorganic Chemistry Division of IUPAC.

• eka-bismuth
• moscovium
• Uup
• Mc

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ununpentium

1. moscovium

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ununpentium n (uncountable, no diminutive)

1. ununpentium

ununpentium (genitive ununpentiumi, partitive ununpentiumi or ununpentiumit)

1. ununpentium

Internationalism (see English ununpentium).

• IPA^(key): /ˈun.un.pentium/, [ˈun.umˌpe̞n̪t̪ium]
• Rhymes: -entium
• Syllabification^(key): un‧un‧pen‧ti‧um
• Hyphenation^(key): un‧un‧pen‧ti‧um

ununpentium (dated)

1. ununpentium

• (element 115): moskovium

• (Classical Latin) IPA^(key): [uː.nuːmˈpɛn.ti.ũː]
• (modern Italianate Ecclesiastical) IPA^(key): [u.nunˈpɛn.t͡si.um]

ūnūnpentium n (genitive ūnūnpentiī); second declension

1. ununpentium

Second-declension noun (neuter).

ununpentium n

1. ununpentium (element)