1. a sacred song or hymn, in particular any of those contained in the biblical Book of Psalms and used in Christian and Jewish worship: "a delightful setting of Psalm 150"
▪ a book of the Bible comprising a collection of religious verses, sung or recited in both Jewish and Christian worship. Many are traditionally ascribed to King David.
Word OriginOld English(p)sealm, via ecclesiastical Latin from Greek psalmos ‘song sung to harp music’, from psallein ‘to pluck’.