(Greek mythology) Another name for Helios, a personification of the Sun. / (astronomy) The largest moon of the planet Saturn.

(Greek mythology) A female Titan, any of the daughters of Uranus and Gaia.

A sixteenth century Italian painter, Tiziano Vecellio.

(not comparable) Of or relating to the Titans, a race of giant gods in Greek mythology. / (comparable) Having great size, or great force, power, or strength.

The R.M.S. Titanic, an ocean liner, supposedly unsinkable, that sank on its maiden voyage on 15 April 1912 after colliding with an iceberg.

A venture that fails spectacularly, especially one perceived as overconfident.

(chemistry) a weak acid, either of two hydrated forms of titanium dioxide, H₂TiO₃ or H₄TiO₄; used as a mordant

(chemistry) any salt (or ester) of titanic acid

(idiomatic) To do something pointless or insignificant that will soon be overtaken by events, or that contributes nothing to the solution of a current problem.

(chemistry) a brilliant white powder, TiO₂, used as a pigment, and in sunblock, toothpaste and cosmetics