[1] : The Collaborative International Dictionary of English v.0.48

beelzebub \beel"zebub\, n.
   the title of a heathen deity to whom the jews ascribed the
   sovereignty of the evil spirits; hence, the devil or a devil.
   see baal.
   1913 webster
see also:
baal 

[2] : WordNet (r) 2.0

beelzebub
     n : judeo-christian and islamic religions chief spirit of evil
         and adversary of god; tempter of mankind; master of hell
         syn: satan, old nick, devil, the devil, lucifer,
          the tempter, prince of darkness
see also:
satan old nick devil the devil lucifer the tempter 
prince of darkness 

[3] : Moby Thesaurus II by Grady Ward, 1.0

20 moby thesaurus words for "beelzebub":
   abaddon, aeshma, angra mainyu, apollyon, azazel, belial, eblis,
   lilith, lucifer, mephisto, mephistopheles, old nick, old scratch,
   putana, sammael, satan, shaitan, diablo, fiend, serpent

[4] : Easton's 1897 Bible Dictionary

beelzebub
   gr. form beel'zebul, the name given to satan, and found only
   in the new testament matt. 10:25; 12:24, 27; mark 3:22. it is
   probably the same as baalzebub q.v., the god of ekron, meaning
   "the lord of flies," or, as others think, "the lord of dung," or
   "the dung-god."
   

[5] : Hitchcock's Bible Names Dictionary (late 1800's)

beelzebub, same as baalzebub

Beelzebub >> B Words
Beelzebub, definition of term: Beelzebub
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