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nobelium

American  
[noh-bel-ee-uhm, -bee-lee-] / noʊˈbɛl i əm, -ˈbi li- /

noun

Chemistry, Physics.

  1. a transuranic element in the actinium series. No; 102.

nobelium British  
/ nəʊˈbiːlɪəm /

noun

  1. a transuranic element produced artificially from curium. Symbol: No; atomic no: 102; half-life of most stable isotope, 255 No: 180 seconds (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
nobelium Scientific  
/ nō-bĕl′ē-əm /

  1. A synthetic, radioactive metallic element in the actinide series that is produced by bombarding curium with carbon ions. Its longest-lived isotope is No 255 with a half-life of 3.1 minutes. Atomic number 102.

  2. See Periodic Table

Etymology

Origin of nobelium

1955–60; < New Latin; after Nobel Institute, where first discovered; -ium

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.