dissolution

Concise Oxford English Dictionary © 2008 Oxford University Press:
dissolution/dɪsəˈluːʃn/

▶noun

• 1 the formal ending of an assembly, partnership, or official body.

• 2 the action or process of dissolving or being dissolved.

• 3 disintegration; decomposition.

  ■ archaic death.

• 4 debauched living; dissipation.

– origin ME: from L. dissolutio(n-), from dissolvere (see dissolve).