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mendelevium

[ men-dl-ee-vee-uhm ]

noun

, Chemistry, Physics.
  1. a transuranic element. : Md, Mv; : 101.


mendelevium

/ ˌmɛndɪˈliːvɪəm /

noun

  1. a transuranic element artificially produced by bombardment of einsteinium. Symbol: Md; atomic no: 101; half-life of most stable isotope, 258Md: 60 days (approx.); valency: 2 or 3
“Collins English Dictionary — Complete & Unabridged” 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012


mendelevium

/ mĕn′də-lēvē-əm /

  1. A synthetic, radioactive metallic element of the actinide series that is produced by bombarding einsteinium with helium ions. Its most stable isotope is Md 258 with a half-life of approximately 51.5 days. Atomic number 101.


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Word History and Origins

Origin of mendelevium1

1950–55; named after D. I. Mendeleev; -ium
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Word History and Origins

Origin of mendelevium1

C20: named after D. I. Mendeleyev
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Example Sentences

Researchers at the University of California used new techniques in forming and identifying element 101, mendelevium.

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Mendeleev, DmitriMendeleyev