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  2. /vapor
  3. /evaporate

evaporate

UK/i'væpәreit/US
IELTSTOEFLGREC2

Definitions

v.

To change from a liquid into vapour and so dry up

蒸发;(使)汽化

v.

To disappear gradually and completely

(希望、感觉等)逐渐消失,消散

Root Breakdown

Root-derived
e-out of, former
+
vaporsteam, mist, gas
+
-ateto make, having
=evaporate

e- (out) + vapor (steam) + -ate (verb) = 'to give off as vapor.' Water on a hot pavement is 'breathed out' into the air as mist until the surface is dry. The same image powers the figurative sense: when courage or money evaporates, it quietly leaves until nothing is left.

Root vapor still carries 5 more words

Why It Means This

The figurative use is what makes evaporate vivid. Because mist vanishes without a trace and without a sound, English uses evaporate for anything that fades away quietly: 'her enthusiasm evaporated,' 'the profits evaporated.' The word always implies a gradual, complete, unstoppable disappearance — not a sudden break.

Common Collocations

  • 1.evaporate quickly迅速蒸发
  • 2.water evaporates水分蒸发
  • 3.evaporate into thin air化为乌有

Example Sentences

  • 1.

    The rain quickly evaporated off the hot road.

  • 2.

    Heat the solution until the water evaporates completely.

  • 3.

    His confidence evaporated the moment he saw the crowd.

  • 4.

    Their savings seemed to evaporate during the crisis.

Synonym Comparison

- evaporate — turn from liquid to gas, or fade away quietly and gradually

- vanish — disappear suddenly and completely, often mysteriously

- dissolve — break apart into a liquid (sugar dissolves in tea)

- fade — lose strength, color, or intensity slowly but may not fully go

Word Forms

Verb

Pastevaporated
3rd Personevaporates
Past Part.evaporated
Pres. Part.evaporating

Derivatives

evaporation
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