Definition of evaporate in English:



  • 1Turn from liquid into vapour:

    [no object] ‘cook until most of the liquid has evaporated’
    [with object] ‘this gets the oil hot enough to evaporate any moisture’
    • ‘The tank becomes cold as a result, and the pressure inside the cylinder remains essentially constant until all the liquid has evaporated.’
    • ‘When the two processes are combined so a liquid is evaporated and then condensed the process is called distillation.’
    • ‘The heat of vaporization is the heat that is absorbed to transform a substance from its liquid state to its vapor, that is, to boil or evaporate the liquid substance completely.’
    • ‘Portions of the wick that are not evaporating the liquid fuel are themselves consumed in the flame, limiting the exposed length of the wick.’
    • ‘Because of their heavier weight, heavy water molecules evaporate less readily than light water molecules.’
    • ‘It is a beautiful deep reddish brown liquid that evaporates easily, giving off strong fumes that irritate the throat and lungs.’
    • ‘The liquid evaporates in the heat pipe's evaporation section.’
    • ‘As the liquid evaporates, its vapor replaces the air in the flask.’
    • ‘In this case, the liquid or solid will eventually evaporate or sublimate completely.’
    • ‘In this case, the liquid will eventually evaporate completely.’
    • ‘Urey's approach was to collect a large volume of liquid hydrogen and then to allow that liquid to evaporate very slowly.’
    • ‘Maple sugar is made by evaporating the liquid from maple syrup.’
    • ‘The process of evaporating the liquid to a gas absorbs heat, and condensing it back to a liquid releases it.’
    • ‘As the liquid fecal material evaporates, it cools their legs.’
    • ‘At room temperature, kerosene is a thin liquid that evaporates easily and smells slightly sweet.’
    • ‘Similarly, when any liquid evaporates to a vapour the process demands heat.’
    • ‘Gas samples are injected directly into the column, but liquid samples are injected into a heating unit that evaporates liquid, which then enters the column as a vapor.’
    • ‘It turns out that all liquids can evaporate at room temperature and normal air pressure.’
    • ‘If it is too hot, the liquid will evaporate not absorb.’
    • ‘Check from time to time that the liquid has not completely evaporated - there should be just enough left to make a bit of a sauce with.’
    vaporize, become vapour, volatilize
    dry up, vaporize
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    1. 1.1 Lose or cause to lose moisture or solvent as vapour:
      [with object] ‘the solution was evaporated to dryness’
      • ‘The digested solution was evaporated to near dryness.’
      • ‘The solvent was then evaporated to dryness under reduced pressure at 35 deg C.’
      • ‘The ethanolic solutions were combined and evaporated to dryness at 40°C with the aid of continuous ventilation.’
      • ‘The solvent was evaporated to dryness by vortexing the mixture under a stream of argon.’
      • ‘The lipid solutions were mixed in required ratios and the solvent was evaporated, first under a stream of nitrogen and then in vacuum over night, leaving a lipid film behind.’
      dry out, remove moisture from, dehydrate, desiccate, dehumidify
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    2. 1.2[no object] (of something abstract) cease to exist:
      ‘the militancy of earlier years had evaporated in the wake of defeat’
      • ‘The generosity of spirit that had existed between my co-diners during our starters evaporated.’
      • ‘In the past, the police have often arrested or interrogated suspects in major criminal cases - cases that then evaporated without explanation.’
      • ‘The railways might, in the words of Cabinet colleague Charles Clarke, ‘make or break’ him but they could also see Labour support among the travelling middle classes evaporate.’
      • ‘My point is that it bothers me that so many things we were assured of before and during the war seem to evaporate in its wake.’
      • ‘The good will that existed in the wake of a closely fought contest seems to evaporate.’
      • ‘Ramirez smiled thankfully, some of his worries evaporating under the summary.’
      • ‘But at the same time, take a lesson from the union that not so long ago, voted in a new president and the $300,000 bank account suddenly evaporated.’
      • ‘Last July, when Pan went to withdraw some money from the bank, he was dumbfounded to find that all the money in his US and Hong Kong dollar accounts had evaporated.’
      • ‘Now I don't exactly mind shops, and I'll visit clothes shops or cookery shops on those fleeting days when all the money hasn't evaporated from our bank account.’
      • ‘Because the impression one gets is that there was a lot of vocal opposition and now that the building had been burnt down the opposition has evaporated and the mission in effect has been accomplished.’
      • ‘When the accounting shenanigans were exposed, the company's credibility evaporated, as did its sources of credit and cash.’
      • ‘The goodwill and rapport that certainly existed before is simply evaporating.’
      • ‘I realized that at least an hour had evaporated in pleasant reminiscing.’
      • ‘But when the President cut his losses and made it clear that even he no longer supported the mission, public resolve evaporated.’
      • ‘I think that the body ceases and the soul, like I said, evaporates.’
      • ‘However, while he had some support going into Thursday's meeting, that has now largely evaporated in the wake of his comments about not acknowledging the vote.’
      • ‘Indeed, even the pitch invasion at the final whistle seemed more like a wake than a party and soon evaporated into memory.’
      end, come to an end, cease to be, cease to exist, pass away, pass, die out, be no more, fizzle out, peter out, wear off
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Late Middle English: from Latin evaporat- changed into vapour, from the verb evaporare, from e- (variant of ex-) out of + vapor steam, vapour.