Monstrance

n.

1.

(R. C. Ch.) A transparent pyx, in which the consecrated host is exposed to view.

Noun	1.	monstrance - proof by a process of argument or a series of proposition proving an asserted conclusion Synonyms: demonstration
	2.	monstrance - (Roman Catholic Church) a vessel (usually of gold or silver) in which the consecrated Host is exposed for adoration

demonstration, proof