"showcase" in the noun sense
1. showcase, show window
a setting in which something can be displayed to best effect
"it was a showcase for democracy in Africa"
2. case, display case, showcase, vitrine
a glass container used to store and display items in a shop or museum or home
Source: WordNet® (An amazing lexical database of English)
Princeton University "About WordNet®."
WordNet®. Princeton University. 2010.
View WordNet® License