dissolve

verb

• 1(with reference to a solid) become or cause to become incorporated into a liquid so as to form a solution: [no object]:glucose dissolves easily in water [with object]:dissolve a stock cube in a pint of hot water
• [no object] disappear:my courage dissolved
• [no object] (dissolve into/in) subside uncontrollably into (an expression of strong feelings):she suddenly dissolved into floods of tears
• [no object] (dissolve into/to) (of an image or scene in a film) change gradually to (another):the scene dissolves into a series of shots of the Morgan family

• 2 [with object] close down or dismiss (an assembly or official body): the National Assembly was dissolved after a coup
• annul or end (a partnership or marriage): their marriage has been dissolved

noun

• an act or instance of moving gradually from one image or scene in a film to another: the alternatives to a cut are fades or dissolves