gravitational water


gravitational water

[‚grav·ə′tā·shən·əl ′wȯd·ər] (hydrology) Soil water of a temporary character that results from prolonged infiltration from above and which moves downward to the groundwater zone in response to gravity.

free water

1. See surface moisture. 2. Water that is free to move, under the influence of gravity, through a soil mass.