1. to scatter and disappear; to cause to vanish gradually
2. to waste or squander something, especially money or energy

Examples

• The morning fog began to dissipate as the sun rose higher.
• Her anger dissipated once she understood the situation.
• The crowd started to dissipate after the concert ended.
• He dissipated his inheritance on gambling and luxury cars.
• The heat from the engine will dissipate through the radiator.
• Don’t dissipate your energy on unimportant tasks.
• The smoke dissipated quickly in the strong wind.