ferric oxide
NounOpen English WordNet
Noun (1)
- a red oxide of ironType of oxideKinds rustSubstance of rust, hemosiderin
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Webster's Dictionary (1913)
Ferric oxide
Chemistry, sesquioxide of iron, Fe2O3; hematite. See Hematite.
From the entry Ferric.
Webster’s Revised Unabridged Dictionary (1913), from GCIDE 0.54