dissolution

noun

1. (countable, uncountable)The termination of an organized body or legislative assembly, especially a formal dismissal.
2. (countable, uncountable)Disintegration, or decomposition into fragments.

   “The whole fabric dries up, or becomes putrid; and, in both cases, sooner or later, tends to a dissolution.”

   “On August 16, 2014, a 24-year-old male programmer posted a more than 9,000-word tirade about the dissolution of his relationship with video game developer Zoë Quinn.”

3. (countable, uncountable)Dissolving, or going into solution.
4. (countable, uncountable)The quality of being dissolute.

   “He led a life of dissolution, drinking and gambling almost daily.”