1. the construction or arrangement of groins in architecture, especially the ribs or arches formed where two barrel vaults intersect
Usage: architecture; often used in historical or classical building contexts

1. present participle of groin; to build or construct with groins
Usage: architecture; technical usage

Examples

• The cathedral's groining created a complex pattern of intersecting arches overhead.
• Medieval builders mastered the art of groining to support heavy stone ceilings.
• The groining technique allowed architects to cover large spaces without interior columns.
• The chapel features intricate groining that demonstrates Gothic engineering skill.