Source : Webster's Revised Unabridged Dictionary (1913)

Yahweh \Yah"weh\, Yahwe \Yah"we\, n. Also Jahveh \Jah"veh\,
Jahve \Jah"ve\, etc.
   A modern transliteration of the Hebrew word translated
   {Jehovah} in the Bible; -- used by some critics to
   discriminate the tribal god of the ancient Hebrews from the
   Christian Jehovah. Yahweh or {Yahwe} is the spelling now
   generally adopted by scholars.

Source : WordNet®

Yahweh
     n : a name for the God of the Old Testament as transliterated
         from the Hebrew consonants YHVH [syn: {YHWH}, {Yahwe}, {Yahveh},
          {YHVH}, {Yahve}, {Wahvey}, {Jahvey}, {Jahweh}, {Jehovah},
          {JHVH}]