'Depredation' definitions:

Definition of 'depredation'

From: WordNet
noun
An act of plundering and pillaging and marauding [syn: depredation, predation]
noun
(usually plural) a destructive action; "the ravages of time"; "the depredations of age and disease" [syn: ravage, depredation]

Definition of 'Depredation'

From: GCIDE
  • Depredation \Dep`re*da"tion\, n. [L. depraedatio: cf. F. d['e]pr['e]dation.] The act of depredating, or the state of being depredated; the act of despoiling or making inroads; as, the sea often makes depredation on the land. [1913 Webster]