noun, plural ju·bi·li [joo-buh-lahy] /ˈdʒu bəˌlaɪ/. Liturgy.
(in Roman Catholic music) a rejoicing, melodic group of tones to which is chanted the last “a” of the second and third alleluias, often following the gradual of the Mass.
Origin of jubilus
< Medieval Latin: shout of joy, Latin jūbilum a wild cry, shepherd's song; see jubilate
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