in nomine

/ -ˌniː; ɪn ˈnɒmɪˌneɪ /

noun

1. music any of several pieces of music of the 16th or 17th centuries for keyboard or for a consort of viols, based on a cantus firmus derived from the Vespers antiphon Gloria tibi Trinitas

Word History and Origins

Origin of in nomine¹

from Latin in nomine Jesu in the name of Jesus, the first words of an introit for which this type of music was originally composed