A very large (mega-) stone (-lith) particularly in ancient construction work such as the Cyclopean masonry, or in prehistoric Neolithic remains, as dolmens or menhirs.

Meg"a*lith (?), n. [Mega- + -lith; cf. F. m'egalithe.]

A large stone; especially, a large stone used in ancient building.

-- Meg`a*lith"ic (#), a.

 

© Webster 1913.

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