ATOMIC NUMBER 39

 Dictionary entry overview: What does atomic number 39 mean? 

• ATOMIC NUMBER 39 (noun)
  The noun ATOMIC NUMBER 39 has 1 sense:

1. a silvery metallic element that is common in rare-earth minerals; used in magnesium and aluminum alloys

  Familiarity information: ATOMIC NUMBER 39 used as a noun is very rare.

 Dictionary entry details 

• ATOMIC NUMBER 39 (noun)

Sense 1

Meaning:

A silvery metallic element that is common in rare-earth minerals; used in magnesium and aluminum alloys

Classified under:

Nouns denoting substances

Synonyms:

atomic number 39; Y; yttrium

Hypernyms ("atomic number 39" 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 39" is a substance of...):

fergusonite (a dark mineral consisting of oxides of yttrium and erbium and tantalum and other minerals)

gadolinite; ytterbite (a mineral that is a source of rare earths; consists of silicates of iron and beryllium and cerium and yttrium and erbium)

xenotime (a brown-to-yellow mineral that is a phosphate of yttrium in crystalline form)