Word.ws English Dictionary

ununseptium

Syllables: un·un·sep·ti·um/uːnuːnˈsɛpti.əm/

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

Noun

ununseptium (uncountable)

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

ununseptium meaning in Tamil, Arabic, Malay and Thai

ununseptium in Tamil

ஒன்றொன்றேழியம்

ununseptium in Arabic

element with atomic number 117
أُنُون سِيبْتِيُوم ʔunun sibtiyum

ununseptium in Malay

element with atomic number 117
ununseptium

ununseptium in Thai

element with atomic number 117
อูนอูนเซปเทียม ūnūnsêptiam

Origin of ununseptium

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

Questions about ununseptium

What does ununseptium mean?
Ununseptium means the systematic element name for the chemical element with atomic number 117 (symbol Uus). The element is now named tennessine.
What is ununseptium in Tamil?
Ununseptium in Tamil is ஒன்றொன்றேழியம். See Ununseptium meaning in Tamil.
What part of speech is ununseptium?
Ununseptium is a noun.
How do you pronounce ununseptium?
Ununseptium is pronounced /uːnuːnˈsɛpti.əm/.

Words near ununseptium in the dictionary

  1. ununiting
  2. ununnilium
  3. ununoctium
  4. ununpentium
  5. ununquadium
  6. ununseptium
  7. ununtrium
  8. unununium
  9. ununusual
  10. unupbraided
  11. unupbraiding

Source and license

Adapted from Wiktionary: ununseptium (page history and authors); ununseptium (Tamil Wiktionary) (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

Last updated:

Pronunciation audio from Wikimedia Commons, each file under its own free license: En-ununseptium.oga.

Cite this entry: “ununseptium.” Word.ws, https://word.ws/ununseptium. Based on Wiktionary, CC BY-SA 4.0.