'Dissipation' definitions:

Definition of 'dissipation'

(from WordNet)
noun
Breaking up and scattering by dispersion; "the dissipation of the mist"
noun
Dissolute indulgence in sensual pleasure [syn: profligacy, dissipation, dissolution, licentiousness, looseness]
noun
Useless or profitless activity; using or expending or consuming thoughtlessly or carelessly; "if the effort brings no compensating gain it is a waste"; "mindless dissipation of natural resources" [syn: waste, wastefulness, dissipation]

Definition of 'Dissipation'

From: GCIDE
  • Dissipation \Dis`si*pa"tion\ (d[i^]s`s[i^]*p[=a]"sh[u^]n), n. [L. dissipatio: cf. F. dissipation.]
  • 1. The act of dissipating or dispersing; a state of dispersion or separation; dispersion; waste. [1913 Webster]
  • Without loss or dissipation of the matter. --Bacon. [1913 Webster]
  • The famous dissipation of mankind. --Sir M. Hale. [1913 Webster]
  • 2. A dissolute course of life, in which health, money, etc., are squandered in pursuit of pleasure; profuseness in vicious indulgence, as late hours, riotous living, etc.; dissoluteness. [1913 Webster]
  • To reclaim the spendthrift from his dissipation and extravagance. --P. Henry. [1913 Webster]
  • 3. A trifle which wastes time or distracts attention. [1913 Webster]
  • Prevented from finishing them [the letters] a thousand avocations and dissipations. --Swift. [1913 Webster]
  • Dissipation of energy. Same as Degradation of energy, under Degradation. [1913 Webster]

Synonyms of 'dissipation'

From: Moby Thesaurus