Dictionary

ferric oxide

noun

Definition of FERRIC OXIDE

:  the red or black oxide of iron Fe2O3 found in nature as hematite and as rust and also obtained synthetically and used especially in magnetic materials, as a pigment, and for polishing
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First Known Use of FERRIC OXIDE

1851
Medical Dictionary

ferric oxide

noun

Medical Definition of FERRIC OXIDE

:  the red or black oxide of iron Fe2O3 found in nature as hematite and as rust and also obtained synthetically and used as a pigment and for polishing

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