1. disintegration; falling apart
1. The terrible hardships and disappointments they endured in that year led to the dissolution of their marriage.
2. falling into habits and a way of life that is characterized by self-indulgence, loose living and degradation of moral character
2. For many, their university years are a period of dissolution.
dis (apart)#solvere (to loosen, resolve, dissolve) (Latin)
came from "dissolve" when a thing dissolve into another, it itself disintegrate. dissolution is the opposite of resolution. When you make a resolution you make a promise, when you make a dissolution you BREAK or dissolve the promise!