aquifer
//ˈæk.wɪ.fər//
Noun
aquiferSingular
aquifersPlural
1
An underground layer of permeable rock, sediment, or soil that holds and transmits groundwater.
The city relies on a deep aquifer for its drinking water supply.

An underground layer of permeable rock, sediment, or soil that holds and transmits groundwater.
The city relies on a deep aquifer for its drinking water supply.