1. The act of dissipating or dispersing; a state of dispersion or separation; dispersion; waste.
Without loss or dissipation of the matter. --Bacon.
The famous dissipation of mankind. --Sir M. Hale.
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.
To reclaim the spendthrift from his dissipation and extravagance. --P. Henry.
3. A trifle which wastes time or distracts attention.
Prevented from finishing them [the letters] a thousand avocations and dissipations. --Swift.
Dissipation of energy. Same as Degradation of energy, under Degradation.
n 1: breaking up and scattering by dispersion; "the dissipation
of the mist"
2: dissolute indulgence in sensual pleasure [syn: profligacy,
3: 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]