uraninite
/jʊˈɹeɪnɪnaɪt/
Word Rarity
Very rare
Frequency: Zipf frequency 1.27 in modern English
9
Scrabble Score
9
Letters
2
Syllables
7
Unique Chars
Meaning
noun
Any of several brownish-black forms of uranium dioxide, UO₂, (especially pitchblende) that is the chief ore of uranium; it is isomorphous with thorianite.
Etymology
Etymology tree English uran- Proto-Indo-European *-nós Proto-Indo-European *-iHnos Proto-Italic *-īnos Latin -īnusder. Old French -inbor. Middle English -in English -ine Proto-Indo-European *-tósder. Ancient Greek -της (-tēs)der. Ancient Greek -ῑ́της (-ī́tēs)der. Latin -ītēslbor. French -iteder. English -ite English uraninite From uran- + -ine + -ite.