tri·​fo·​ri·​um trī-ˈfȯr-ē-əm How to pronounce triforium (audio)
plural triforia trī-ˈfȯr-ē-ə How to pronounce triforium (audio)
: a gallery forming an upper story to the aisle of a church and typically an arcaded story between the nave arches and clerestory

Example Sentences

Recent Examples on the Web The triforium is opening up to the public on June 11 as a new museum called the Queen’s Diamond Jubilee Galleries. Brigit Katz, Smithsonian, 7 June 2018 High above the heads of visitors, in a gallery called the triforium, are 14 larger fan coil units that dump cool air down to sweltering summer visitors. Sharon Otterman, New York Times, 14 Mar. 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'triforium.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

Word History


Medieval Latin

First Known Use

1703, in the meaning defined above

Time Traveler
The first known use of triforium was in 1703

Dictionary Entries Near triforium

Cite this Entry

“Triforium.” Dictionary, Merriam-Webster, Accessed 28 Mar. 2023.

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