- a vault or chamber under the ground, especially in a church.
Origin of undercroft
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for undercroft
The canopy is gone, but fragments of it are in the undercroft of the chapter-house.
This crypt or undercroft is on the same level as the floor of the church, and was used as a treasury.The Cathedrals of Great Britain
P. H. Ditchfield
One, which is generally called a lantern, was till lately hung in the undercroft.
Two heavy wooden doors at the entrance leave no doubt as to the purpose for which the undercroft was built.
In the undercroft itself the walls are impregnably thick, the windows narrow, with wide splays.
- an underground chamber, such as a church crypt, often with a vaulted ceiling
C14: from croft a vault, cavern, from earlier crofte, ultimately from Latin crypta crypt
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
Word Origin and History for undercroft
Online Etymology Dictionary, © 2010 Douglas Harper