Clerestory windows in a cathedral.
clerestory definition by Webster's New World
Origin: Middle English clerestorie ; from cler, clear plush storie, story
clerestory definition by American Heritage Dictionary
also clear·sto·rynoun pl. clere·sto·ries also clear·sto·ries
- The upper part of the nave, transepts, and choir of a church, containing windows.
- An upper portion of a wall containing windows for supplying natural light to a building.
Origin: Middle English clerestorie : perhaps cler, giving light, clear; see clear + storie, tier; see story2.
High Gothic style cathedral nave wallA. clerestory B. triforium C. arcade