A circle of prehistoric standing stones (8)

I believe the answer is:

cromlech

(Other definitions for cromlech that I've seen before include "stone circle" , "Dolmen, upright prehistoric stones" , "Prehistoric megalithic tomb" , "Ancient stone" , "Megalithic monument" .)

I've seen this clue in The Independent.

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.