![[luna, open and closed]](ncd04908.jpg "??kb jpg New Catholic Dictionary illustration of a luna, open and closed; please do not write to ask about the image")
(Latin: moon or little moon)
A circular receptacle, usually with glass sides, inserted into an ostensorium, to show the Sacred Host. It is blessed by a priest, and therefore is a sacred vessel.
New Catholic Dictionary
A circular receptacle, usually with glass sides, inserted into an ostensorium, to show the Sacred Host. It is blessed by a priest, and therefore is a sacred vessel.New Catholic Dictionary
