English Dictionary

ATOMIC NUMBER 63

 Dictionary entry overview: What does atomic number 63 mean? 

ATOMIC NUMBER 63 (noun)
  The noun ATOMIC NUMBER 63 has 1 sense:

1. a bivalent and trivalent metallic element of the rare earth groupplay

  Familiarity information: ATOMIC NUMBER 63 used as a noun is very rare.


 Dictionary entry details 


ATOMIC NUMBER 63 (noun)


Sense 1

Meaning:

A bivalent and trivalent metallic element of the rare earth group

Classified under:

Nouns denoting substances

Synonyms:

atomic number 63; Eu; europium

Hypernyms ("atomic number 63" 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.)

Holonyms ("atomic number 63" is a substance of...):

monazite (a reddish-brown mineral containing rare earth metals; an important source of thorium and cerium)


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