transactinide

UK:*UK and possibly other pronunciationsUK and possibly other pronunciations/ˌtrænsˈæktɪˌnaɪd/US:USA pronunciation: respellingUSA pronunciation: respelling(trans ak′tə nīd′, tranz-)


WordReference Random House Unabridged Dictionary of American English © 2025
trans•ac•ti•nide  (trans ak′tə nīd′, tranz-),USA pronunciation adj. [Chem.]
  1. Chemistrynoting or pertaining to elements having higher atomic weights than those of the actinide series.
  • trans- + actinide 1965–70

Collins Concise English Dictionary © HarperCollins Publishers::
transactinide / ˌtrænsˈæktɪˌnaɪd/
  1. any artificially produced element with an atomic number greater than 103
Etymology: 20th Century: from trans- + actinide
'transactinide' also found in these entries (note: many are not synonyms or translations):
dubnium - rutherfordium

Forum discussions with the word(s) "transactinide" in the title:


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