'Titan' definitions:

Definition of 'titan'

From: WordNet
noun
A person of exceptional importance and reputation [syn: colossus, behemoth, giant, heavyweight, titan]
noun
(Greek mythology) any of the primordial giant gods who ruled the Earth until overthrown by Zeus; the Titans were offspring of Uranus (Heaven) and Gaea (Earth)
noun
The largest of the satellites of Saturn; has a hazy nitrogen atmosphere

Definition of 'Titan'

From: GCIDE
  • Titan \Ti"tan\ (t[imac]"tan), a. Titanic. [1913 Webster]
  • The Titan physical difficulties of his enterprise. --I. Taylor. [1913 Webster]