dissertation, n. [discourse], disquisition.

dissimilar, a. See different.

dissipated, a. profligate, [dissolute], [licentious], [fast].

dissipation, n. dispersion, [scattering]; profligacy, dissoluteness.

dissolute, a. [debauched], [dissipated], [licentious], [abandoned].

dissolution, n. dissolving, analysis; [solution], liquefaction; decomposition, [resolution].

dissolvable, a. dissoluble, soluble, fusible. Antonyms: indissoluble, [indissolvable].

dissolve, v. [melt], liquefy, macerate, [fuse], deliquesce; [disorganize], [disband], [disperse]; sunder, disunite.

dissolvent, n. menstruum, [solvent].

dissuade, v. [deter], divert.