Definition of dehydrate in English:

dehydrate

verb

[WITH OBJECT]often as adjective dehydrated
  • 1Cause (a person or a person's body) to lose a large amount of water.

    ‘his body temperature was high and he had become dehydrated’
    • ‘Many athletes and the general norm of people are dehydrated without being aware they are.’
    • ‘The more water you drink, the less dehydrated you will become, and the less severe your hangover will be.’
    • ‘If your child is dehydrated, it is important to replace lost body fluids right away.’
    • ‘75 percent of Americans are chronically dehydrated - mainly because your body is low on water long before your thirst response alerts you.’
    • ‘When you're dehydrated, your skin is one of the first organs to show it.’
    • ‘The doctor suggested she lie on her side and drink two large glasses of water to make sure she wasn't dehydrated.’
    • ‘You know that you can't live long without water, but how do you know if you're dehydrated?’
    • ‘I'm dehydrated, but I can't stand the thought of water.’
    • ‘My best friend passed out on the dance floor and that was the only way she was able to get a glass of water, when she was totally dehydrated.’
    • ‘Yes, if the athlete is dehydrated, any water will accomplish that, dumbo!’
    • ‘Thus, when a person is dehydrated by more than 2% of body weight, both heart rate and body temperature are elevated during exercise.’
    • ‘The rumor that coffee dehydrates people lacks scientific support.’
    • ‘Use composite dressings cautiously if the patient is dehydrated or has fragile skin.’
    • ‘He was dehydrated, his throat was swelling, and he had lost blood.’
    • ‘If you're dehydrated, your body may not recover as quickly after a workout (leaving you sore longer).’
    • ‘Have a glass of water with your meals instead of caffeinated drinks like soda and coffee, which dehydrate the body.’
    • ‘The fact that it was so warm caught a lot of people out and I was dehydrated rather than anything else.’
    • ‘If you are dehydrated, the test will overestimate your body fat by as much as 3 percentage points.’
    • ‘There were people being sick and confined to their rooms and lots of people were dehydrated.’
    • ‘Coffee can also dehydrate you, so counter its effects by drinking water.’
    dry up, dry out, lose water, become dry
    View synonyms
    1. 1.1no object Lose a large amount of water from the body.
      • ‘When my body can dehydrate and lose its water just like the land drying up.’
      • ‘The w profiles in the plant were affected by these soil w, becoming more negative as the soil dehydrated, but recovering when water was resupplied.’
      • ‘If these minerals are heated, they will dehydrate and lose their water of hydration.’
    2. 1.2 Remove water from (food) in order to preserve and store it.
      ‘dehydrated mashed potatoes’
      • ‘The reason behind this is that salt effectively dehydrates the polymer by disruption of hydrogen bonding with water, similar to the effect of increasing temperatures.’
      • ‘The most dehydrated grapes in the press may not in any case yield juice until being pressed twice or three times.’
      • ‘These sulfur-containing additives are used as preservatives in dried fruits, wines, and dehydrated potato products like mashed potato flakes.’
      • ‘At the far extreme of technology, meat is dehydrated by freeze-drying to provide lightweight military rations.’
      • ‘I expect to lose half a stone, as I'll only be eating dehydrated food and getting water every 10 kilometres.’
      • ‘One division of my business harvests and dehydrates fruits and vegetables for use in papermaking formulas.’
      • ‘He grimaced at the thought of eating dehydrated food; I described the simple pleasure of drinking ice-cold water from a mountain stream.’
      • ‘He then used a vacuuming process to dehydrate this softened grain, leaving behind a thick, sweet goo.’
      • ‘It is susceptible to noble rot or Botrytis (the fungus that attacks certain ripe grapes and dehydrates them so that they give wines of immense richness and sweetness).’
      • ‘Well, usually when you take the skin off it can be preserved in a number of different ways and very often it's salted and that dehydrates it to preserve it and stop bacteria decomposing it.’
      • ‘They also pack dehydrated foods like dried fruit and mashed potatoes.’
      • ‘Making pasta from zucchini or dehydrating fruits is time-consuming, and many raw meals can take days to prepare.’
      • ‘The goal here is essentially to dehydrate the vegetables and caramelize the outside at the same time.’
      dry, dry up, dry out, desiccate, make dry, dehumidify, remove the moisture from
      View synonyms

Origin

Late 19th century: from de- (expressing removal) + Greek hudros, hudr- ‘water’.

Pronunciation

dehydrate

/dēˈhīˌdrāt//diˈhaɪˌdreɪt/