The Collaborative International Dictionary of English v.0.48:

Molech \Mo"lech\, prop. n. [Heb. molek king.] (Script.)
   The fire god of the Ammonites, to whom human sacrifices were
   offered; Moloch. --Lev. xviii. 21.
   [1913 Webster]

WordNet (r) 3.0 (2006):

Molech
    n 1: god of the Canaanites and Phoenicians to whom parents
         sacrificed their children [syn: Moloch, Molech]

Hitchcock's Bible Names Dictionary (late 1800's):

Molech, Moloch, king