Search Result for "rg": 
Wordnet 3.0

NOUN (1)

1. a radioactive transuranic element;
[syn: roentgenium, Rg, element 111, atomic number 111]



WordNet (r) 3.0 (2006):

Rg
    n 1: a radioactive transuranic element [syn: roentgenium,
         Rg, element 111, atomic number 111]