Ferric

fer′ik, adj. pertaining to or obtained from iron: noting an acid compounded of iron and oxygen.— ns. Ferr′ate , a salt formed by the union of ferric acid with a base; Ferrocyanogen (fer-o-sī-an′ō-jen), a compound radical supposed by chemists to exist in ferrocyanic acid and the ferrocyanides, the chief of which is pota ium ferrocyanide, yielding Pru ian blue; Ferr′otype , a photographic proce in which the negative was developed by a saturated solution of pro to sulphate of iron. [L. ferrum , iron.]