dissolution

(noun) separation into component parts. Synonyms: disintegration.

(noun) the process of going into solution. Synonyms: dissolving. Example: "The dissolving of salt in water."

(noun) dissolute indulgence in sensual pleasure. Synonyms: profligacy, dissipation, licentiousness, looseness.

(noun) the termination of a meeting. Synonyms: adjournment.

(noun) the termination or disintegration of a relationship (between persons or nations). Synonyms: breakup.