WordReference Random House Unabridged Dictionary of American English © 2025
nick′el ox′ide, [Chem.]
- Chemistrya green, water-insoluble powder, NiO, used chiefly in the manufacture of nickel salts and in green pigments for ceramic paints. Also called nick′el monox′ide, nick′elous ox′ide, nick′el protox′ide.
'nickel oxide' also found in these entries (note: many are not synonyms or translations):