WordReference Random House Unabridged Dictionary of American English © 2025
smith•son•ite
(smith′sə nīt′),USA pronunciation n. [Mineral.]
- Mineralogya native carbonate of zinc, ZnCO3, that is an important ore of the metal.
- 1825–35; named after J. Smithson (who distinguished it from calamine); see -ite1
'smithsonite' also found in these entries (note: many are not synonyms or translations):