Eastern (adjective)

1. Situated in or toward the east.
2. Relating to the culture or people of the east.

Origin:

From old english "ēasterne".

Examples:

1. The eastern coast of the island.
2. Eastern Europe is known for its history.
3. The Eastern Orthodox Church is one of the oldest Christian denominations.
4. Eastern medicine is becoming increasingly popular in the west.
5. The Eastern hemisphere is home to the majority of the world's population.