D defs.my
Entry 1 sense Webster, 1913

Alleluia

/ălˌ-ĕl-o͞oy'-ä/ · Al·le·lu·ia · IPA /ˌælɛlˈuːjɑ/
01 n. An exclamation signifying Praise ye Jehovah. Hence: A song of praise to God. See Hallelujah, the commoner form.
  1. 1.
    An exclamation signifying Praise ye Jehovah. Hence: A song of praise to God. See Hallelujah, the commoner form. See: Hallelujah
    “I heard a great voice of much people in heaven, saying, Alleluia.” — Rev. xix. 1.