n. (film) a gradual transition from one scene to the next; the next scene is gradually superimposed as the former scene fades out

v. cause to fade away; "dissolve a shot or a picture"

v. become or cause to become soft or liquid; "The sun melted the ice"; "the ice thawed"; "the ice cream melted"; "The heat melted the wax"; "The giant iceberg dissolved over the years during the global warming phase"; "dethaw the meat"

v. pass into a solution; "The sugar quickly dissolved in the coffee"

v. cause to go into a solution; "The recipe says that we should dissolve a cup of sugar in two cups of water"

v. become weaker; "The sound faded out"

v. stop functioning or cohering as a unit; "The political wing of the party dissolved after much internal fighting"