English Explanatory Dictionary

uraninite

English dictionary entry

Meanings

noun
  1. Any of several brownish-black forms of uranium dioxide, UO₂, (especially pitchblende) that is the chief ore of uranium; it is isomorphous with thorianite.

Pronunciation

/jʊˈɹeɪnɪnaɪt/

Word forms

uraninite uraninites

Etymology

From uran- + -ine + -ite.

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