Did you know?

Click any word in a definition or example to find the entry for that word

dissolve - definition and synonyms

What are red words?

90% of the time, speakers of English use just 7,500 words in speech and writing. These words appear in red, and are graded with stars. One-star words are frequent, two-star words are more frequent, and three-star words are the most frequent.

Thesaurus diagram

The thesaurus of synonyms and related words is fully integrated into the dictionary. Click on the thesaurus category heading under the button in an entry to see the synonyms and related words for that meaning.

verb     dissolve pronunciation in British English
Word Forms
present tense
present participledissolving
past tensedissolved
past participledissolved
  1. 1
    [intransitive] if a solid substance dissolves in a liquid, it is mixed into the liquid so that it becomes included in it
    dissolve in:

    salt dissolves in water

    1. a.
      [transitive] to mix a solid substance into a liquid so that it becomes included in it
      dissolve something in something:

      Dissolve the sugar in one tablespoon of water over a low heat.

  2. 2
    [intransitive/transitive] if a group or organization dissolves, or if someone dissolves it, it stops existing

    The Soviet Union was dissolved in 1991.

    1. a.
      [transitive] [often passive] to formally end a parliament
    2. b.
      [transitive] [usually passive] legal to officially end a marriage or other legal agreement

      Their marriage was dissolved in 1938.

phrasal verbs

  • Facebook
  • Twitter


a rainbow produced when water droplets in the air reflect light from the moon rather than the sun

BuzzWord Article

Open Dictionary

platform capitalism

a way of doing business that involves recruiting large numbers of people who work for themselves using the company's platform, as used by companies such as Uber, Deliveroo and the like

add a word


A must for anyone with an interest in the changing face of language. The Macmillan Dictionary blog explores English as it is spoken around the world today.

global English and language change from our blog
Macmillan learn live love play