gulf - an arm of a sea or ocean partly enclosed by land; larger than a baybody of water, water - the part of the earth's surface covered with water (such as a river or lake or ocean); "they invaded our territorial waters"; "they were sitting by the water's edge" Gulf of Aden - arm of the Indian Ocean at the entrance to the Red Sea Gulf of Alaska - a gulf of the Pacific Ocean between the Alaska Peninsula and the Alexander Archipelago Gulf of Bothnia - a northern arm of the Baltic Sea; between Sweden and Finland Gulf of Finland - an eastern arm of the Baltic Sea; between Finland and Estonia Gulf of Oman - an arm of the Arabian Sea connecting it with the Persian Gulf Gulf of Riga - an inlet of the Baltic Sea between Latvia and Estonia Gulf of Sidra - wide inlet of the Mediterranean Sea on the north coast of Libya Gulf of Suez - a northwestern arm of the Red Sea linked to the Mediterranean by the Suez Canal Persian Gulf - a shallow arm of the Arabian Sea between Iran and the Arabian peninsula; the Persian Gulf oil fields are among the most productive in the world sea - a division of an ocean or a large body of salt water partially enclosed by land |