Other spellings

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Pronunciation

change

Plain form
liquefy

Third-person singular
liquefies

Past tense
liquefied

Past participle
liquefied

Present participle
liquefying

  1. (transitive) If you liquefy something, you make it into a liquid.
    We'll liquefy this rock by heating it in a furnace until it melts and flows out.
  2. (intransitive) If something is being liquefied, it is melting or turning into liquid.
    The substance liquefied upon heating.