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triduum

[ trij-oo-uhm, trid-yoo- ]
/ ˈtrɪdʒ u əm, ˈtrɪd yu- /
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noun Roman Catholic Church.
a series of special religious observances over a three-day period, in preparation for a great feast.
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Origin of triduum

1880–85; <Latin trīduum period of three days, equivalent to trī-tri- + -duum<*diwom, akin to diēs day (long i perhaps after postrīdiē on the following day)
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022

How to use triduum in a sentence

British Dictionary definitions for triduum

triduum
/ (ˈtrɪdjʊəm, ˈtraɪ-) /

noun
RC Church a period of three days for prayer before a feast

Word Origin for triduum

C19: Latin, perhaps from triduum spatium a space of three days
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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