Fer‐ret″to (?), n. [It. ferretto di Spagna, dim. of ferro iron, fr. L. ferrum.] Copper sulphide, used to color glass. Hebert.
Content
Rights and sources
Review source, license and attribution information for this content.
Content
Webster's Dictionary 1913
Webster's Revised Unabridged Dictionary, C. & G. Merriam Co., 1913.