The meaning of Megaliths

adjective

Relating to or denoting prehistoric monuments made of or containing large stones.

Usage examples:

Massive megalithic monuments

adjective

Relating to megaliths (= ancient large stones, sometimes forming a group or circle), or the period when these were important

Usage examples:

Megalithic monuments, megalithic times

noun

A large stone that forms a prehistoric monument (e.g. a standing stone) or part of one (e.g. a stone circle).

Usage examples:

A smaller circle of some forty ancient megaliths

noun

A large stone, sometimes forming part of a group or circle, thought to have been important to people in the stone age for social or religious reasons