Gloria in Excelsis Deo

[ glawr-ee-uh in ek-sel-sis dey-oh, glohr- ]
/ ˈglɔr i ə ɪn ɛkˈsɛl sɪs ˈdeɪ oʊ, ˈgloʊr- /

noun

the hymn beginning, in Latin, Gloria in Excelsis Deo, “Glory in the highest to God,” and in the English version, “Glory be to God on high.”
Also called great doxology, greater doxology.

British Dictionary definitions for gloria in excelsis deo

Gloria in Excelsis Deo
/ (ˈɡlɔːrɪə ɪn ɛkˈsɛlsɪsˈ deɪəʊ, ˈɡlɔːrɪˌɑː, ɛksˈtʃɛlsɪs) /

noun

the Greater Doxology, beginning in Latin with these words See doxology
a musical setting of this, usually incorporated into the Ordinary of the Mass
Often shortened to: Gloria

Word Origin for Gloria in Excelsis Deo

literally: glory to God in the highest