hydrosphere

in atmospheric chemistry
https://doi.org/10.1351/goldbook.H02909
The gaseous, liquid and solid water of the earth (oceans, ice caps, lakes, rivers, etc.) as distinguished from the lithosphere and the atmosphere.
Source:
PAC, 1990, 62, 2167. (Glossary of atmospheric chemistry terms (Recommendations 1990)) on page 2195 [Terms] [Paper]