titanium dioxide

noun

Chemistry.

1. a white, water-insoluble powder, TiO 2 , used chiefly in white pigments, plastics, ceramics, and for delustering synthetic fibers.

titanium dioxide

noun

1. Also called: titanium oxide.  titanic oxide.  titania. a white insoluble powder occurring naturally as rutile and used chiefly as a pigment of high covering power and durability. Formula: TiO 2

titanium dioxide

1. A white powder used as an opaque white pigment. It occurs naturally as the mineral rutile. Chemical formula: TiO ₂ .

Word History and Origins

Origin of titanium dioxide¹

First recorded in 1920–25