Definition of gloria

• n. - A doxology (beginning Gloria Patri, Glory be to the Father), sung or said at the end of the Psalms in the service of the Roman Catholic and other churches.
• n. - A portion of the Mass (Gloria in Excelsis Deo, Glory be to God on high), and also of the communion service in some churches. In the Episcopal Church the version in English is used.
• n. - The musical setting of a gloria.