Definition of electroforming in US English:

electroforming

noun

Manufacturing Technology
  • The production of a thick layer of metal by electrodeposition on a core or mandrel which is later withdrawn to leave a shell or hollow article (frequently attributive).

Origin

Early 20th century; earliest use found in U.S. Patents.

Pronunciation

electroforming

/ɪˈlɛktrə(ʊ)fɔːmɪŋ/