Meaning of dissipation

dis•si•pa•tion

Pronunciation: (dis"u-pā'shun), [key]
— n.
  1. the act of dissipating.
  2. the state of being dissipated; dispersion; disintegration.
  3. a wasting by misuse: the dissipation of a fortune.
  4. mental distraction; amusement; diversion.
  5. dissolute way of living, esp. excessive drinking of liquor; intemperance.
  6. a process in which energy is used or lost without accomplishing useful work, as friction causing loss of mechanical energy.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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