reliquary

from The American Heritage® Dictionary of the English Language, 5th Edition.

• noun A receptacle, such as a coffer or shrine, for keeping or displaying sacred relics.

from The Century Dictionary.

• noun A repository for relics, often, though not necessarily, small enough to be carried on the person. See shrine, and cut under phylacterium.
• noun In law, one who owes a balance; also, a person who pays only piecemeal.
• Of or pertaining to a reliquary.
• Residual.

from the GNU version of the Collaborative International Dictionary of English.

• noun A depositary, often a small box or casket, in which relics are kept.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

• noun A container to hold or display religious relics.
• noun figuratively An object that sustains the memory of past people or events.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

• noun a container where religious relics are stored or displayed (especially relics of saints)