Ferric
Pronunciation : Fer"ric
Part of Speech : a.
Etymology : [L. ferrum iron: cf. F. ferrique. See Ferrous.]
Definition : Defn: Pertaining to, derived from, or containing iron. Specifically (Chem.), denoting those compounds in which iron has a higher valence than in the ferrous compounds; as, ferric oxide; ferric acid. Ferric acid (Chem.), an acid, H2FeO4, which is not known in the free state, but forms definite salts, analogous to the chromates and sulphates. -- Ferric oxide (Chem.), sesquioxide of iron, Fe2O3; hematite. See Hematite.
Source : Webster's Unabridged Dictionary, 1913