RADIUM

Pronunciation (US):

(GB):

 I. (noun) 

Sense 1

Meaning:

An intensely radioactive metallic element that occurs in minute amounts in uranium ores

Synonyms:

atomic number 88; Ra; radium

Classified under:

Nouns denoting substances

Hypernyms ("radium" 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 ("radium" is a substance of...):

uranium ore (any ore from which uranium can be extracted)

Credits