Source : Webster's Revised Unabridged Dictionary (1913)

Zeus \Zeus\, n. (Gr. Myth.)
   The chief deity of the Greeks, and ruler of the upper world
   (cf. {Hades}). He was identified with Jupiter.

Source : WordNet®

Zeus
     n 1: (Greek mythology) the supreme god of ancient Greek
          mythology; son of Rhea and Cronus whom he dethroned;
          husband and brother of Hera; brother of Poseidon and
          Hades; father of many gods; counterpart of Roman Jupiter
     2: type genus of the family Zeidae [syn: {genus Zeus}]

Source : Free On-Line Dictionary of Computing

Zeus
     
        {Berkeley Yacc}