In a hot pan, the sugar dissolved into syrup.
2. Fig. [for someone] to begin suddenly to display laughter, tears, giggles, gales of laughter, etc. (See also dissolve in something.) •The children dissolved into tears.
•The clown's appearance made the audience dissolve into laughter.
3. Fig. [for a film or television picture] to fade away into some other picture. •The scene dissolved into a shot of the interior of the castle.
•At this point in the script, dissolve to a face shot of Walter.