Word Study
megalithic structure
WORDNET DICTIONARY
Noun megalithic structure has 1 sense
- megalithic structure(n = noun.artifact) megalith - memorial consisting of a very large stone forming part of a prehistoric structure (especially in western Europe); Array has particulars: cromlech, dolmen, portal tomb, menhir, standing stone
is a kind of memorial, monument
For further exploring for "megalithic structure" in Webster Dictionary Online