Aquifer (noun)

1. A water-bearing layer of rock, sand, or gravel that can hold and transmit water.
2. An underground layer of rock or soil that contains water and can be used as a source of water for wells and springs.

Origin:

From the latin words aqua meaning "water" and ferre meaning "to bear" or "to carry".

Examples:

1. The aquifer beneath the city provides drinking water for the residents.
2. The word "aquifer" comes from the Latin words aqua meaning "water" and ferre meaning "to bear" or "to carry".
3. The drought depleted the aquifer and caused water shortages.
4. The aquifer is replenished by rainwater and snowmelt.
5. The area is dependent on the aquifer for its water supply.