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tennessine

[ ten-uh-seen ]
/ ˈtɛn əˌsin /
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noun Chemistry, Physics.

a superheavy, synthetic, radioactive element with a short half-life. Symbol: Ts; atomic number: 117.

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Formerly un·un·sep·ti·um [uhn-uhn-sep-tee-uhm], /ˌʌn ənˈsɛp ti əm/, element 117 .

Origin of tennessine

Named in 2016 ; after Tennessee (location of Vanderbilt University) + -ine2
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021
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