All 12 Uses of

Titans
in
The Sea of Monsters

Do not invoke the titan lord's name, Percy.
Chpt 5

titan = Greek mythology: of the giant-sized gods who ruled the Earth until overthrown by Zeus

I mean, you'd think the titan lord would've learned his lesson eons ago when he was over-thrown by the gods.
Chpt 5 *

Don't let me stop you, the titan said.
Chpt 8

titan = Greek mythology: one the giant-sized gods who ruled the Earth until overthrown by Zeus

Soon there will be enough of the titan lord so that we can make him whole again.
Chpt 9

titan = Greek mythology: of the giant-sized gods who ruled the Earth until overthrown by Zeus

The titan Kronos is my father.
Chpt 18

titan = Greek mythology: one of the giant-sized gods who ruled the Earth until overthrown by Zeus

I mean, I've met plenty of embarrassing parents, but Kronos, the evil titan lord who wanted to destroy Western Civilization?
Chpt 19

titan = Greek mythology: of the giant-sized gods who ruled the Earth until overthrown by Zeus

The titan's cold laughter filled the darkness.
Chpt 20

titan = Greek mythology: one the giant-sized gods who ruled the Earth until overthrown by Zeus

"Curse the titan lord," Chiron said.
Chpt 20

titan = Greek mythology: of the giant-sized gods who ruled the Earth until overthrown by Zeus

Definitions:

(1) (Titans as in: the mythological Titan, Atlas)
Greek mythology: the giant-sized gods who ruled the Earth until overthrown by Zeus

Atlas (often seen holding the earth) is perhaps the best known Titan. The Titans were offspring of Uranus (Heaven) and Gaea (Earth).
(2) (titan as in: titan of industry)
something or someone that is very large or powerful
(3) (Titanic as in: sinking of the Titanic)
large British passenger ship that hit an iceberg and sank -- killing about 1500 people in 1912
(4) (meaning too rare to warrant focus)
meaning too rare to warrant focus:

Saturn's largest moon is named "Titan" because of its size.