greek key is a noun meaning "an ornamental pattern consisting of repeated vertical and horizontal lines (often in relief)". It carries one recorded sense.
an ornamental pattern consisting of repeated vertical and horizontal lines (often in relief)
“there was a simple fret at the top of the walls”
Definitions, synonyms and semantic relations for greek key come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.