English Explanatory Dictionary

ununseptium

English dictionary entry

Meanings

noun
  1. The systematic element name for the chemical element with atomic number 117 (symbol Uus). The element is now named tennessine.

Pronunciation

/uːnuːnˈsɛpti.əm/ En-ununseptium.oga

Word forms

ununseptium

Etymology

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

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