Definition of "superaltar" [su•per•al•tar]

• A raised shelf or stand on the back of an altar, suitable for holding objects; a predella or gradino. (noun)

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• "As a mark of his devotion to the Queen of Heaven, he adorned the golden superaltar with a sapphire of inestimable value, known as the Great Sapphire of"
• "Thus the Fulgosio tomb in the Santo, and the superaltar in the Eremitani at Padua (though much disfigured by paint), show that Giovanni da Pisa was influenced by Donatello to a remarkable degree."
• ""superfluous plate", among which is specially mentioned "a superaltar garnished with silver gilt and part gold, called the Great Sapphire of Glastonbury"."