dissolves; dissolved; dissolving
1 of something solid : to mix with a liquid and become part of the liquid
Sugar/salt dissolves in water.
Dissolve the tablet in water.
2 [+ object] formal : to officially end (something, such as a marriage, organization, or agreement)
She dissolved [=terminated] their partnership.
— often used as (be) dissolved
The marriage/business/government was dissolved.
The company has been dissolved.
3 somewhat formal : to end or disappear or cause (something) to end or disappear
His smile dissolved [=disappeared] when I told him the news.
Hopes for peace dissolved in renewed violence.
His kind words dissolved her sadness.
The treatment is used to dissolve kidney stones.
◊ If you dissolve in/into tears/laughter, etc., you start to cry, laugh, etc., in an uncontrolled way.
The audience dissolved into tears during the play's final scene.
The children dissolved into laughter/giggles.
— dissolvable /dɪˈzɑːlvəbəl/ adjective
The doctor used dissolvable stitches to close the wound.