To scatter completely; to disperse and cause to disappear; -- used esp. of the dispersion of things that can never again be collected or restored. Dissipated those foggy mists of error. Selden. I soon dissipated his fears. Cook. The extreme tendency of civilization is to dissipate all intellectual energy. Hazlitt.
To destroy by wasteful extravagance or lavish use; to squander. The vast wealth . . . was in three years dissipated. Bp. Burnet.
To separate into parts and disappear; to waste away; to scatter; to disperse; to vanish; as, a fog or cloud gradually dissipates before the rays or heat of the sun; the heat of a body dissipates.
To be extravagant, wasteful, or dissolute in the pursuit of pleasure; to engage in dissipation.
98,828 entries. Headwords are matched first, then definition text.