ATOMIC NUMBER 59

 I. (noun) 

Sense 1

Meaning:

A soft yellowish-white trivalent metallic element of the rare earth group; can be recovered from bastnasite or monazite by an ion-exchange process

Synonyms:

atomic number 59; Pr; praseodymium

Classified under:

Nouns denoting substances

Hypernyms ("atomic number 59" 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 59" is a substance of...):

bastnaesite; bastnasite (a yellow-to-brown mineral that is a source of rare earth elements)

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

Credits