HyperDic: atomic_number_63

English > 1 sense of the expression atomic number 63:
NOUNsubstanceatomic number 63, europium, Eua bivalent and trivalent metallic element of the rare earth group
English > atomic number 63: 1 sense > noun 1, substance
MeaningA bivalent and trivalent metallic element of the rare earth group.
Synonymseuropium, Eu
Broadermetallic element, metalAny of several chemical elements that are usually shiny solids that conduct heat or electricity and can be formed into sheets etc.
Substance ofmonaziteA reddish-brown mineral containing rare earth metals
Spanisheuropio, número atómico 63
CatalanEu, europi, número atòmic 63

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