extermination
1. [ noun ] complete annihilation
Synonyms: extinction
Examples:

"they think a meteor cause the extinction of the dinosaurs"

Related terms: annihilation eliminate
2. [ noun ] the act of exterminating
Synonyms: liquidation
Related terms: destruction
Similar spelling:   exteriorization
  exteriorisation
  exterminate
  exterminator
  exterminated
  externalization
  externalisation
  exterminable
  exteroception
  exothermic
  exteriorize
  exteriorise