passive iron

noun

Iron that has been subjected to the action of heat, strong nitric acid, chlorine, etc. It is then not easily acted upon by acids.

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Meanings

nounpassive iron (uncountable)
  1. uncountablechemistryIron that has been subjected to the action of heat, strong nitric acid, chlorine, etc. It is then not easily acted upon by acids.
Cite this entry
APA

passive iron. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/passive%20iron

MLA

“passive iron.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/passive%20iron. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “passive iron,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/passive%20iron.

Source: passive iron on Wiktionary, CC BY-SA 4.0.