Sentence:  Uranos imprisoned the Titans in the earth, and threw the Cyclops and <WSD>Hundred-handed</WSD> Giants into Tartarus, but was at length overthrown and disabled by his son Cronos the Titan, who thereupon released his brother Titans and established the second dynasty of gods called the Cronids. 
Meaning of the word marked with <WSD> tags:  Of the (Hekatonkheires), three giants of Greek mythology who helped Zeus overthrow the Titans.