titanium oxide vs titanium dioxide

titanium oxide and titanium dioxide both are nouns.

Word	Noun	Adjective	Verb	Adverb
titanium oxide	Yes	No	No	No
titanium dioxide	Yes	No	No	No

As nouns, titanium oxide and titanium dioxide are synonyms defined as:

titanium oxide and titanium dioxide: a white powder used as a pigment for its high covering power and durability

Other synonyms of titanium oxide include titania, titanic oxide.

titanium oxide (noun)	titanium dioxide (noun)
a white powder used as a pigment for its high covering power and durability	a white powder used as a pigment for its high covering power and durability