demantoid

US:USA pronunciation: respellingUSA pronunciation: respelling(di man′toid)


WordReference Random House Unabridged Dictionary of American English © 2026
de•man•toid  (di man′toid),USA pronunciation n. [Mineral.]
  1. Mineralogya brilliant green variety of andradite garnet, used as a gem. Also called Uralian emerald. 
  • Old French diamant) + -oid -oid
  • Middle High German diemant
  • German, equivalent. to (obsolete) Demant diamond (
  • 1890–95

'demantoid' also found in these entries (note: many are not synonyms or translations):
Uralian emerald

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