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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