from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. The triforium, as opposed to the clerestory.
from the GNU version of the Collaborative International Dictionary of English
- n. The triforium as opposed to the clearstory.
from The Century Dictionary and Cyclopedia
- n. In medieval church-arch., the triforium: properly restricted to such examples as possess no exterior windows, as opposed to the clerestory, from which the chief lighting of the interior is derived.
Sorry, no etymologies found.