General Term:

* Precipitation: This is the most general term and encompasses all forms of water falling from the atmosphere to the Earth's surface. This includes rain, snow, sleet, hail, and even fog drip.

More Specific Terms:

* Hydrologic Cycle: This refers to the entire process of water movement on, above, and below the surface of the Earth. It includes evaporation, condensation, precipitation, and runoff.

* Atmospheric Water: This term refers to all the water vapor in the atmosphere, including clouds and fog.

* Runoff: This specifically refers to water that flows over the land surface, such as rivers, streams, and overland flow.

Therefore, the best answer depends on the context of your question.