1. downgradient - Adjective
2. downgradient - Adverb
A position down along a gradient from a starting position.
(hydrology) a location that receives groundwater from another location; similar to downstream.
Monitoring wells are installed downgradient of a contamination source to detect a contaminant plume.
The direction along a gradient.
(hydrology) a direction that groundwater flows toward.
Source: en.wiktionary.org