[[t]di͟ːhaɪdre͟ɪt, -ha͟ɪdreɪt[/t]]
dehydrates, dehydrating, dehydrated
1) VERB: usu passive When something such as food is dehydrated, all the water is removed from it, often in order to preserve it.

[be V-ed] Normally specimens have to be dehydrated.

Derived words:
dehydrated ADJ

Dehydrated meals, soups and sauces contain a lot of salt.

2) V-ERG If you dehydrate or if something dehydrates you, you lose too much water from your body so that you feel weak or ill.

People can dehydrate in weather like this...

[V n] Alcohol quickly dehydrates your body.

Derived words:
dehydrated ADJ-GRADED

Drink lots of water to avoid becoming dehydrated.

dehydration [[t]di͟ːhaɪdre͟ɪʃ(ə)n[/t]] N-UNCOUNT

...a child who's got diarrhoea and is suffering from dehydration.

English dictionary. 2008.

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Look at other dictionaries:

  • dehydrate — de*hy drate, v. t. To deprive of water; to render free from water; as, to dehydrate alcohol; to dehydrate food for preservation. [1913 Webster] …   The Collaborative International Dictionary of English

  • dehydrate — de*hy drate, v. i. 1. to lose water or moisture. [PJC] 2. to lose sufficent water to cause physiological distress; of living organisms; as, victims trapped in the earthquake rubble may dehydrate if not found quickly. [PJC] …   The Collaborative International Dictionary of English

  • dehydrate — 1854, from DE (Cf. de ) + HYDRATE (Cf. hydrate) (v.). A chemical term at first, given a broader extension 1880s. Related: Dehydration (1834) …   Etymology dictionary

  • dehydrate — vb desiccate, *dry, parch, bake …   New Dictionary of Synonyms

  • dehydrate — [v] take moisture out of cottonmouth, desiccate, drain, dry, dry out, dry up, evaporate, exsiccate, parch, sear; concepts 250,469 Ant. hydrate, moisten, wet …   New thesaurus

  • dehydrate — ► VERB 1) cause (someone) to lose a large amount of water from their body. 2) remove water from (food) in order to preserve it. DERIVATIVES dehydration noun. ORIGIN from Greek hudros water …   English terms dictionary

  • dehydrate — [dē hī′drāt΄] vt. dehydrated, dehydrating to remove water from (a compound, substance, body tissues, etc.); dry [foods are dehydrated to preserve them for future use] vi. to lose water; become dry dehydration n. dehydrator n …   English World dictionary

  • dehydrate — UK [ˌdiːhaɪˈdreɪt] / US [dɪˈhaɪˌdreɪt] verb Word forms dehydrate : present tense I/you/we/they dehydrate he/she/it dehydrates present participle dehydrating past tense dehydrated past participle dehydrated 1) [intransitive] medical to lose water… …   English dictionary

  • dehydrate — verb 1) alcohol dehydrates the skin Syn: dry (out), desiccate, dehumidify, effloresce See note at dry Ant: hydrate 2) frogs can dehydrate quickly Syn …   Thesaurus of popular words

  • dehydrate — verb Date: 1876 transitive verb 1. a. to remove bound water or hydrogen and oxygen from (a chemical compound) in the proportion in which they form water b. to remove water from (as foods) 2. to deprive of vitality or savor …   New Collegiate Dictionary

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