dissipate：释义

To drive away; disperse.

To attenuate to or almost to the point of disappearing: The wind finally dissipated the smoke. See Synonyms at scatter.

To spend or expend intemperately or wastefully; squander.

To use up, especially recklessly; exhaust: dissipated their energy. See Synonyms at waste.

To cause to lose (energy, such as heat) irreversibly.

To vanish by dispersion: The dark clouds finally dissipated.

To indulge in the intemperate pursuit of pleasure.