one high standing rock as a monument, particularly of prehistoric times.
a sizable rock set upright in olden times as a memorial or memorial. Many, of unknown day, are located in Brittany and throughout Northern Europe.
In archaeology, one of a class of monumental rocks of better or less antiquity, present differing of European countries, additionally in Africa as well as in areas of Asia, especially in the Khassian hills.
a tall upright megalith; discovered mostly in England and northern France