meaning of dissipation
1. The act of dissipating or dispersing; a state of dispersion or separation; dispersion; waste.
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.
3. A trifle which wastes time or distracts attention.
4. 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
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