gigantomachy

from The Collaborative International Dictionary of English v.0.48

Gigantomachy \Gi`gan*tom"a*chy\, n. [L. gigantomachia, fr. Gr.
   ?; ?, ?, giant + ? battle: cf. F. gigantomachie.]
   A war of giants; especially, the fabulous war of the giants
   against heaven. Gige