| / English Dictionary |
ATOMIC NUMBER 93
I. (noun)
Sense 1
Meaning:
A radioactive transuranic metallic element; found in trace amounts in uranium ores; a by-product of the production of plutonium
Synonyms:
atomic number 93; neptunium; Np
Classified under:
Hypernyms ("atomic number 93" is a kind of...):
metal; metallic element (any of several chemical elements that are usually shiny solids that conduct heat or electricity and can be formed into sheets etc.)
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