lying toward or situated in the east

the eastern half of the island.

directed or proceeding toward the east

an eastern route.

coming from the east

an eastern wind.

( often initial capital letter ) of or pertaining to the East in the U.S.

an eastern Congressman.

( initial capital letter ) of or pertaining to the Eastern Church or to any of the churches comprising it.

( usually initial capital letter ) Oriental.

( usually initial capital letter ) (formerly) of or pertaining to the Soviet Union and its allies.

adjective

easterly , eastward , on the east side of , east