/ ˌhælɪˈluːjə; NAmE / (also al·le·luia ) noun
a song or shout of praise to God
► hal·le·lu·jah exclamation
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WORD ORIGIN
Old English , via ecclesiastical Latin alleluia from Greek allēlouia (in the Septuagint), or (from the 16th century) directly from Hebrew hallělūyāh praise ye the Lord.