Definition of dehydrate verb from the Oxford Advanced American Dictionary

     

    dehydrate

     verb
    verb
    NAmE//diˈhaɪdreɪt//
     
    Verb Forms present simple I / you / we / they dehydrate
     
    ,
     
    he / she / it dehydrates
     
    ,
     
    past simple dehydrated
     
    -ing form dehydrating
     
    ,
     
     
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  1. 1[transitive, usually passive] dehydrate something to remove the water from something, especially food, in order to preserve it
  2. 2[intransitive, transitive] to lose too much water from your body; to make a person's body lose too much water Runners can dehydrate very quickly in this heat. dehydrate somebody the dehydrating effects of alcohol
dehydration
 
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NAmE//ˌdihaɪˈdreɪʃn//
 
noun [uncountable] to suffer from dehydration
NAmE//ˌdiˈhaɪdreɪtəd//
 
adjective Drink lots of water to avoid becoming dehydrated.
See the Oxford Advanced Learner's Dictionary entry: dehydrate