cuprous oxide

noun

copper(I) oxide, with chemical formula Cu₂O. Used as a pigment, fungicide and antifouling ingredient.

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Meanings

nouncuprous oxide (usually uncountable, plural cuprous oxides)

plural cuprous oxides

  1. uncountableusuallycopper(I) oxide, with chemical formula Cu₂O. Used as a pigment, fungicide and antifouling ingredient.
Cite this entry
APA

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

MLA

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

Chicago

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

Source: cuprous oxide on Wiktionary, CC BY-SA 4.0.