1. not dissolved; remaining in solid form rather than mixed completely into a liquid

Examples

• There were undissolved sugar crystals at the bottom of the cup.
• The medicine left undissolved particles in the water.
• She stirred the mixture until no undissolved powder remained.
• The chemist filtered out the undissolved solids from the solution.
• Undissolved salt settled at the bottom of the beaker.
• The recipe called for straining any undissolved ingredients.