n., pl., -ies.
A container or receptacle, such as an urn or a vault, for holding the bones of the dead.
[Late Latin ossuārium, from neuter of Latin ossuārius, of bones, from os, oss-, bone.]
The American Heritage® Dictionary of the English Language, Fourth Edition Copyright © 2007, 2000 by Houghton Mifflin Company. Updated in 2009. Published by Houghton Mifflin Company. All rights reserved.