Definition of dehydrate in English:

dehydrate

Syllabification: de·hy·drate
Pronunciation: /dēˈhīdrāt
 
/

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
    More example sentences
    • If you're dehydrated, your body may not recover as quickly after a workout (leaving you sore longer).
    • When you're dehydrated, your skin is one of the first organs to show it.
    • Thus, when a person is dehydrated by more than 2% of body weight, both heart rate and body temperature are elevated during exercise.
    Synonyms
    dry up/out, lose waterthirsty, dry, in need of water
    informal parched
  • 1.1 [no object] Lose a large amount of water from the body.
    More example sentences
    • When my body can dehydrate and lose its water just like the land drying up.
    • If these minerals are heated, they will dehydrate and lose their water of hydration.
    • 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.
  • 1.2Remove water from (food) in order to preserve and store it: dehydrated mashed potatoes
    More example sentences
    • They also pack dehydrated foods like dried fruit and mashed potatoes.
    • He grimaced at the thought of eating dehydrated food; I described the simple pleasure of drinking ice-cold water from a mountain stream.
    • At the far extreme of technology, meat is dehydrated by freeze-drying to provide lightweight military rations.
    Synonyms
    dry (out), desiccate, dehumidify, efflorescedried, dry, dessicated

Derivatives

dehydration

Pronunciation: /ˌdēhīˈdrāSHən/
noun
More example sentences
  • Pistils were then squashed in stain and sealed with petroleum jelly to prevent dehydration.
  • The terrible thing is that children still die of dehydration because their families are not educated and don't know what to do.
  • The weather was extremely warm for the first half of the race, which made dehydration a serious concern.

dehydrator

noun
More example sentences
  • Food dehydrators has been around for a long time, and they sell really well because people are into health, again.
  • Besides making yogurt and leavening bread, these dehydrators also can soften honey or butter, re-crisp crackers or popcorn, sprout seeds or hatch chicks.
  • Fancier dehydrators, with heat regulators and fans to circulate the air, work faster, but the price can zoom to several hundred dollars for serious preserving tools.

Origin

late 19th century: from de- (expressing removal) + Greek hudōr, hudr- 'water'.

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