Definitions for "Artesian aquifer"
An aquifer in which the piezometric surface is above its upper boundary.
Aquifer in which ground water is confined under pressure that is significantly greater than atmospheric pressure. Synonym: Confined Aquifer. See also Unconfined Aquifer.
A confined aquifer in which groundwater rises in a well above the point at which it is naturally found in the aquifer, due to artesian pressure.