from The American Heritage® Dictionary of the English Language, 4th Edition
- n. The upper part of the nave, transepts, and choir of a church, containing windows.
- n. An upper portion of a wall containing windows for supplying natural light to a building.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. the upper part of a wall containing windows to let in natural light to a building, especially in the nave, transept and choir of a church or cathedral
from the GNU version of the Collaborative International Dictionary of English
- n. Same as clearstory.
from The Century Dictionary and Cyclopedia
- n. See clearstory.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. part of an interior wall rising above the adjacent roof with windows admitting light
Middle English clerestorie : perhaps cler, giving light, clear; see clear + storie, tier; see story2.(American Heritage® Dictionary of the English Language, Fourth Edition)