FERRIC

ferric, ferrous

(adjective) of or relating to or containing iron

Source: WordNet® 3.1

Etymology

Adjective

ferric (comparative more ferric, superlative most ferric)

Pertaining to, derived from, or containing iron.

(chemistry) Of compounds of iron in which it has a valence or oxidation number of 3

Source: Wiktionary

Fer"ric, a. Etym: [L. ferrum iron: cf. F. ferrique. See Ferrous.]

Definition: 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 Edition