demantoid

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noun dem·an·toid \ˈde-mən-ˌtȯid\

Definition of demantoid

  1. :  a green variety of garnet used as a gem

Origin and Etymology of demantoid

German, from obsolete German Demant diamond, from Middle High German diemant, from Old French diamant — more at diamond


First Known Use: circa 1890


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