dissipate

(dĭsˈə-pātˌ)

1. To drive away; disperse.
2. To attenuate to or almost to the point of disappearing: The wind finally dissipated the smoke. See Synonyms at scatter.
3. a. To spend or expend intemperately or wastefully; squander.
   b. To use up, especially recklessly; exhaust: dissipated their energy. See Synonyms at waste.
4. To cause to lose (energy, such as heat) irreversibly.

1. To vanish by dispersion: The dark clouds finally dissipated.
2. To indulge in the intemperate pursuit of pleasure.

Related Forms:

• disˈsi·patˌer, disˈsi·paˌtor noun

• disˈsi·paˌtive adjective