Search Result for "transuranic element":
Wordnet 3.0

NOUN (1)

1. any element having an atomic number greater than 92 (which is the atomic number of uranium); all are radioactive; 



WordNet (r) 3.0 (2006):

transuranic element
    n 1: any element having an atomic number greater than 92 (which
         is the atomic number of uranium); all are radioactive