Superaltar

• (n.) A raised shelf or stand on the back of an altar, on which different objects can be placed; a predella or gradino.
Found on http://thinkexist.com/dictionary/meaning/superaltar/

Superaltar

Su'per·al`tar noun (Architecture) A raised shelf or stand on the back of an altar, on which different objects can be placed; a predella or gradino.
Found on http://www.encyclo.co.uk/webster/S/240
No exact match found