Glossary of Medieval Art and Architecture

triforium or triforium passage: A narrow passage in the thickness of the wall with arches opening onto the nave. It may occur at the level of the clerestory windows, or it may be located as a separate level below the clerestory. It may itself have an outer wall of glass rather than stone.

Contrast with gallery or tribune
See also: clerestory.

Click here for pronounciation.

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Created by Jane Vadnal 05/97