1. a division of an ocean or a large body of salt water partially enclosed by land

Definition categories: object, water

2. anything apparently limitless in quantity or volume

Similar word(s): ocean

Definition categories: quantity

3. turbulent water with swells of considerable size

- heavy seas

Definition categories: phenomenon

Sentences with sea as a noun:

- A sea of faces stared back at the singer.

- With no power for the electric lights, the house was a sea of darkness.

- The Apollo 11 mission landed in the Sea of Tranquility.