Also found in: Thesaurus, Medical, Encyclopedia, Wikipedia.
1. The waters of the earth's surface as distinguished from those of the lithosphere and the atmosphere.
2. The water vapor in the earth's atmosphere.
hy′dro·spher′ic (-sfîr′ĭk, -sfĕr′-) adj.
(Physical Geography) the watery part of the earth's surface, including oceans, lakes, water vapour in the atmosphere, etc
the water on or surrounding the surface of the globe, including the water of the oceans and the water in the atmosphere.
Switch to new thesaurus
|Noun||1.||hydrosphere - the watery layer of the earth's surface; includes water vapor|
layer - a relatively thin sheetlike expanse or region lying over or under another
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"
earth, globe, world - the 3rd planet from the sun; the planet we live on; "the Earth moves around the sun"; "he sailed around the world"
ocean - a large body of water constituting a principal part of the hydrosphere
sea - a division of an ocean or a large body of salt water partially enclosed by land