| / English Dictionary |
ATOMIC NUMBER 65
I. (noun)
Sense 1
Meaning:
A metallic element of the rare earth group; used in lasers; occurs in apatite and monazite and xenotime and ytterbite
Synonyms:
Classified under:
Hypernyms ("atomic number 65" 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 65" is a substance of...):
apatite (a common complex mineral consisting of calcium fluoride phosphate or calcium chloride phosphate; a source of phosphorus)
gadolinite; ytterbite (a mineral that is a source of rare earths; consists of silicates of iron and beryllium and cerium and yttrium and erbium)
monazite (a reddish-brown mineral containing rare earth metals; an important source of thorium and cerium)
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