Jehovah
Pronunciation : Je*ho"vah
Part of Speech : n.
Etymology : [Heb. usually y?hovah (with the vowel points of ?donai Lord), sometimes (to avoid repetition) y?hovih (with the vowel points of ?lohim God); but only the four Heb, consonants yhvh are conceded to be certainly known.]
Definition : Defn: A Scripture name of the Supreme Being, by which he was revealed to the Jews as their covenant God or Sovereign of the theocracy; the "ineffable name" of the Supreme Being, which was not pronounced by the Jews.
Source : Webster's Unabridged Dictionary, 1913