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n. pl. tri·fo·ri·a (-fôr′ē-ə) Architecture
An arcaded gallery above the side-aisle arches and below the clerestory of a church.
[Medieval Latin, a gallery in Canterbury Cathedral (later taken to mean "with three openings").]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
n, pl -ria (-rɪə)
(Architecture) an arcade above the arches of the nave, choir, or transept of a church
[C18: from Anglo-Latin, apparently from Latin tri- + foris a doorway; referring to the fact that each bay characteristically had three openings]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
tri•fo•ri•um(traɪˈfɔr i əm, -ˈfoʊr-)
n., pl. -fo•ri•a (-ˈfɔr i ə, -ˈfoʊr-)
the wall above the arches of the nave or choir of a church and below the clerestory, often having a blind arcade or opening into a gallery.
[1695–1705; < Anglo-Latin; Medieval Latin triforium kind of gallery, literally, something with three openings]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
triforium[traɪˈfɔːrɪəm] N (triforia (pl)) [traɪˈfɔːrɪə] → triforio m
Collins Spanish Dictionary - Complete and Unabridged 8th Edition 2005 © William Collins Sons & Co. Ltd. 1971, 1988 © HarperCollins Publishers 1992, 1993, 1996, 1997, 2000, 2003, 2005