Word:

Neptunium

Nep`tu´ni`um
n.1.A radioactive metallic element of atomic number 93, produced in nuclear reactors from Plutonium or Uranium. Symbol Np; The atomic weight of the most stable isotope is 237.0482.
Noun1.neptunium - a radioactive transuranic metallic element; found in trace amounts in uranium ores; a by-product of the production of plutonium
Synonyms: atomic number 93, Np
atomic number 93, metal, metallic element, Np
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Nephthys
nephthytis
Nephthytis afzelii
Nepidae
Nepos
Nepotal
Nepotic
Nepotism
Nepotist
Neptune
Neptune powder
Neptune's cup
Neptunian
Neptunian races
Neptunian theory
Neptunicentric
-- Neptunium --
Ner
nerd
Nerd pride
Nere
NERECO
Nereid
Nereidian
Nereis
Nereites
NEREN
Nereocystis
Nereus
Nerfling
Nergal
Nerita
Nerita peloronta
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