adjective va·dose \ˈvā-ˌdōs\

Definition of vadose

  1. :  of, relating to, or being water or solutions in the earth's crust above the permanent groundwater level

Origin and Etymology of vadose

borrowed from Latin vadōsus “full of shallow spots, shallow,” from vadum “shallow spot, ford” (akin to Old English wadan “to go, advance,” Latin vādere “to advance, proceed”) + -ōsus 1-ose — more at 1wade

First Known Use: 1894

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