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transuranic element

[trans-yoo-ran-ik, tranz-, trans-, tranz-]
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noun Chemistry, Physics.
  1. any element having an atomic number greater than 92, the atomic number of uranium. All such elements are radioactive and can be synthesized by bombarding a heavy element with a light particle or element.See also transactinide element.
Also trans·u·ra·ni·um el·ement [trans-yoo-rey-nee-uh m, tranz-] /ˌtræns yʊˈreɪ ni əm, ˌtrænz-/.

Origin of transuranic element

First recorded in 1930–35; trans- + uran(ium) + -ic
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for transuranic

Historical Examples

  • Its basis is a transuranic element, which is, however, only slightly radioactive.

    The Year When Stardust Fell

    Raymond F. Jones

British Dictionary definitions for transuranic

transuranic

transuranian (ˌtrænzjʊˈreɪnɪən) or transuranium (trænzjʊˈreɪnɪəm)

adjective
  1. (of an element) having an atomic number greater than that of uranium
  2. of, relating to, or having the behaviour of transuranic elements

Word Origin

C20: from trans- + uranic, from uranium
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
transuranic in Science

transuranic

[trăns′yu-răn′ĭk, -rā′nĭk]
  1. Having an atomic number greater than 92.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.