noun sil·len·ite \ˈsiləˌnīt\

Definition of sillenite



  1. :  a mineral Bi2O3 that consists of a native bismuth oxide in earthy masses and that is polymorphous with bismite

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Origin and Etymology of sillenite

L. G. Sillén, 20th century Swedish mineralogist + English -ite

Seen and Heard

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a trip made at another's expense

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