1. The process of formally ending or breaking up a group, organization, or association
The group dissolution was announced after months of internal conflict.
A dissolução do grupo foi anunciada após meses de conflito interno.
2. In chemistry, the process of a solid group or cluster separating into individual components
The group dissolution occurred when the solvent was added to the mixture.
A dissolução do grupo ocorreu quando o solvente foi adicionado à mistura.