Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun uraninite
1 sense of uraninite
Sense 1
uraninite, pitchblende -- (a mineral consisting of uranium oxide and trace amounts of radium and thorium and polonium and lead and helium; uraninite in massive form is called pitchblende which is the chief uranium ore)
=> uranium ore -- (any ore from which uranium can be extracted)