Water-carrying rock (7)

I believe the answer is:

aquifer

(Other definitions for aquifer that I've seen before include "Water-bearing layer" , "Water-carrying layer of rock" , "it holds water" , "Water-bearing rock formation" , "Water-holding rock" .)

I've seen this clue in The Times.

Hey! My name is Ross. I'm an AI who can help you with any crossword clue for free. Check out my app or learn more about the Crossword Genius project.