Relic

Webster's Dictionary of the English Language

·noun That which remains; that which is left after loss or decay; a remaining portion; a remnant.

II. Relic ·noun Hence, a memorial; anything preserved in remembrance; as, relics of youthful days or friendships.

III. Relic ·noun The body from which the soul has departed; a corpse; especially, the body, or some part of the body, of a deceased saint or martyr;

— usually in the plural when referring to the whole body.