[fer-oh-mang-guh-nees, -neez]


a ferroalloy containing up to 90 percent manganese.

Origin of ferromanganese

First recorded in 1880–85; ferro- + manganese
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for ferromanganese

Historical Examples of ferromanganese

  • Let x be percentage of copper, then 100 — x is percentage of "ferromanganese."

    On Laboratory Arts

    Richard Threlfall

  • Steel makers usually prefer to introduce manganese in the form of ferromanganese rather than as spiegel.

British Dictionary definitions for ferromanganese



an alloy of iron and manganese, used in making additions of manganese to cast iron and steel
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012