titanium dioxide

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titanium

 [ti-ta´ne-um]
a chemical element, atomic number 22, atomic weight 47.90, symbol Ti. (See Appendix 6.)
titanium dioxide a white powder used in ointment or lotion as a sunscreen.

ti·ta·ni·um di·ox·ide

TiO2; contains not less than 99.0% and not more than 100.5% of TiO2, calculated on the dry basis; used in creams and powders as a protectant against external irritations and solar rays.

ti·ta·ni·um di·ox·ide

(tī-tānē-ŭm dī-oksīd)
Agent used in creams and powders as a protectant against external irritations and solar rays.

ti·ta·ni·um di·ox·ide

(tī-tānē-ŭm dī-oksīd)
Agent used in creams and powders to protect against external irritations and sun rays.

titanium

a chemical element, atomic number 22, atomic weight 47.90, symbol Ti. See Table 6.

titanium dioxide
used in ointment or lotion to protect the skin from the rays of the sun.
titanium implant
used for orthopedic implants, often in alloys, because of its good mechanical properties and resistance to corrosion.