Noun: spiegeleisen 'spee-gul,I-zun
- Pig iron containing manganese; used as a deoxidizing agent and to raise the manganese content in making steel
"Spiegeleisen was added to the molten steel to improve its quality";
- spiegel, spiegel iron
Derived forms: spiegeleisens
Type of: pig iron
Encyclopedia: Spiegeleisen