Search Result for "atomic_number_99":
Wordnet 3.0

NOUN (1)

1. a radioactive transuranic element produced by bombarding plutonium with neutrons;
[syn: einsteinium, Es, E, atomic number 99]


WordNet (r) 3.0 (2006):

atomic number 99 n 1: a radioactive transuranic element produced by bombarding plutonium with neutrons [syn: einsteinium, Es, E, atomic number 99]