A large, dark plain, which may have the appearance of a sea.
On Saturn's moon Titan, any of several lakes which are large expanses of what is thought to be liquid hydrocarbons.
A nightmare; a frustrating or terrible experience.
A foolish woman.
An adult female horse.
The saltwater of a sea or ocean.
Associated in some way with seawater, or intended for dealing with seawater.
Consisting of seawater.