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Definition of Ferretto
1. n. Copper sulphide, used to color glass.
Medical Definition of Ferretto
1. Copper sulphide, used to colour glass. Origin: It. Ferretto di Spagna, dim. Of ferro iron, fr. L. Ferrum. Source: Websters Dictionary (01 Mar 1998)
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1. n. Copper sulphide, used to color glass.
1. Copper sulphide, used to colour glass. Origin: It. Ferretto di Spagna, dim. Of ferro iron, fr. L. Ferrum. Source: Websters Dictionary (01 Mar 1998)