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单词 einsteinium
释义

WordReference Random House Unabridged Dictionary of American English © 2024
ein•stein•i•um  (īn stīnē əm),USA pronunciation n. [Chem., Physics.]
  1. Chemistry, Physicsa transuranic element. Symbol: Es;
    at. no.: 99.
  • 1950–55; named after Albert Einstein; see -ium

Collins Concise English Dictionary © HarperCollins Publishers::
einsteinium /aɪnˈstaɪnɪəm/ n
  1. a metallic transuranic element artificially produced from plutonium. Symbol: Es; atomic no: 99; half-life of most stable isotope, 252Es: 276 days
Etymology: 20th Century: New Latin, named after Albert Einstein
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