ocean - a large body of water constituting a principal part of the hydrosphereArctic Ocean - ice covered waters surrounding the North Pole; mostly covered with solid ice or with ice floes and icebergs Atlantic, Atlantic Ocean - the 2nd largest ocean; separates North and South America on the west from Europe and Africa on the east body 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" body 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" deep - literary term for an ocean; "denizens of the deep" hydrosphere - the watery layer of the earth's surface; includes water vapor Indian Ocean - the 3rd largest ocean; bounded by Africa on the west, Asia on the north, Australia on the East and merging with the Antarctic Ocean to the south shore - the land along the edge of a body of water |