Definition of dissipation

• n. - The act of dissipating or dispersing; a state of dispersion or separation; dispersion; waste.
• n. - 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.
• n. - A trifle which wastes time or distracts attention.