Of titanium with a lower valence, usually three. Compare with titanic2.
- Preferred multivalent metal ions are titanous and vanadous ions where nickel is recovered in a cell.
- From these results it would appear that titanous chloride is most effective with inorganic sulfur.
- It was concluded that the neutral or basic action of titanous oxide was a useful substitute for wustite in the slag.
Mid 19th century: from titanium, on the pattern of words such as ferrous.
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