Glossary · T
Tierceron
Also called tiercerons, tierceron vault
A secondary rib rising from the springer to a point on the ridge rib, neither diagonal nor transverse.
Rules that use the word
Tiercerons: more ribs from each springer. Add to the diagonal ribs further ribs (tiercerons) that rise from the same springers to points on the ridge rib, so that each springer sends up a sheaf of ribs and the vault reads as a palm.
Where it appears in the book
In the chapters Vaults, Romanesque and Gothic.
A feature of Gothic architecture.
Nearby in the glossary
Tholos · Tholos tomb · Thrust · Thrust line · Tile-hanging · Tokonoma · Tondo · Topiary