Alleluia

Easton's Bible Dictionary (1897)

The Greek form (Rev. 19:1, 3, 4, 6) of the Hebrew Hallelujah = Praise ye Jehovah, which begins or ends several of the psalms (106, 111, 112, 113, etc.).

Smith's Bible Dictionary (1863)

so written in (Revelation 19:6) foll., or more properly Hallelujah, praise ye Jehovah, as it is found in the margin of (Psalms 104:35; 105:45; 106; 111:1; 112:1; 113:1) comp. Psal 113:9; 115:18; 116:19, 117:2 The literal meaning of “hallelujah” sufficiently indicates the character of the Psalms in which it occurs as hymns of praise and thanksgiving.

Hitchcock's Bible Names Dictionary (1869)

praise the Lord

Public domain dictionaries.