aquifer - Wiktionary, the free dictionary

English

🖼️ ➺

Noun

aquifer (plural aquifers)

  • An underground layer of water-bearing porous stone, earth, or gravel.
    • The water in the well came from an aquifer.
    • An aquifer is rock or sediment that holds groundwater – rain that is held below the surface of the soil and collected in empty spaces underground. Aquifers feed rivers to keep their flows at a healthy level, and are also important sources of water when reservoirs or other sources run low.1

Etymology

From aqui- + -fer.

Pronunciation

  • (Received Pronunciation) IPA: /ˈækwɪfə/
  • (General American) IPA: /ˈɑkwɪfɝ/, /ˈækwɪfɝ/
  • Audio (US): 🔊

Printed 2026-09-15.

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Footnotes

  1. 2023 August 16, Helena Horton, “United Utilities fined £800,000 for taking 22bn litres of water from aquifer”, in The Guardian: