Longman Dictionary of Contemporary English homepage

dehydrate

verb
     
Related topics: Illness and Disability
de‧hy‧drate
1 [transitive] to remove the liquid from a substance such as food or a chemical [↪ rehydrate, hydrate]:
The substance is dehydrated and stored as powder.
2 [intransitive and transitive] to lose too much water from your body, or to make this happen:
Alcohol dehydrates the body.
dehydrated adjective
dehydration noun [uncountable]

Dictionary pictures of the day
Do you know what each of these is called?
What is the word for picture 1? What is the word for picture 2? What is the word for picture 3? What is the word for picture 4?
Click on any of the pictures above to find out what it is called.

Explore our topic dictionary