from Wiktionary, Creative Commons Attribution/Share-Alike License
- adj. Existing in the state of a protoxide; said of an oxide.
from the GNU version of the Collaborative International Dictionary of English
- adj. Existing in the state of a protoxide; -- said of an oxide.
from The Century Dictionary and Cyclopedia
- In chem., applied to a compound containing oxygen.
- In chem.:
- Containing a smaller proportion of oxygen than that in another compound of the same element or radical: as, oxidulated iron ore (magnetite) in contradistinction to red iron ore or ferric oxid.
Sorry, no etymologies found.