Halleluja

interjection
  1. An exclamation of worship or rejoicing, often used in religious contexts to express praise and gratitude to God. interjection
    The congregation sang 'Halleluja' in unison during the church service.
    She shouted 'Halleluja!' when she received the good news.
  2. A musical composition or part of a composition that is based on the word 'Halleluja', often used in choral music. noun
    The choir performed a beautiful 'Halleluja' during the Easter concert.
    Handel's 'Hallelujah Chorus' is one of the most famous pieces of choral music.