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[ih-lek-truh-fawr-ming] /ɪˈlɛk trəˌfɔr mɪŋ/
noun, Metallurgy
the act or process of forming a metallic object by electroplating a removable mandrel or matrix.
1950-55; electro- + forming


[ih-lek-truh-fawrm] /ɪˈlɛk trəˌfɔrm/
verb (used with object), Metallurgy
to form (an object) by the electrodeposition of a metal upon a mold, often a wax mold.
1950-55; electro- + form Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the web for electroforming
  • Because of the chemistry applied to the sacrificial layer, only a limited number of metals can be used for electroforming.
  • electroforming is a room temperature process and thus there is no concern regarding the maintenance of dimensional integrity.
  • Utilizing an electroforming process on casings from actual test fires, a set of master casings has been produced.
  • Similar to chrome, nickel plating is used for decorative, engineering and electroforming purposes.
British Dictionary definitions for electroforming


to form (a metallic object) by electrolytic deposition on a mould or matrix
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
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Encyclopedia Article for electroforming

making duplicates by electroplating metal onto a mold of an object, then removing the mold. Intricate surface details are exactly reproduced by this process, which is used to make masters for pressing phonograph records. Electroforming is also used for reproducing medals and for making tubing with precisely controlled dimensions. Electrotyping (q.v.) is an electroforming process for making duplicate printing plates.

Learn more about electroforming with a free trial on
Encyclopedia Britannica, 2008. Encyclopedia Britannica Online.
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