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.
This granitic chain is intersected by valleys which contain magnetic sands (granulary oxidulated iron), owing no doubt to the decomposition of some amphibolic or chloritic strata.
These five rocks, dispersed over the whole globe, charged with oxidulated and titanious iron, are probably of similar origin.