dehydrate
verb (used with object)
to deprive (a chemical compound) of water or the elements of water.
dehydrated
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past participleof dehydrate.past participle
A verb form used in perfect and passive verb constructions and that can also function as a modifier.
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past tense formof dehydrate.past tense
Used to describe completed actions or previous habitual actions.
dehydrateverb (used with object)to deprive (a chemical compound) of water or the elements of water.
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
She became lethargic, dehydrated and disinterested in food.
From Los Angeles Times ● Sep. 8, 2026
Low is defined as drinking less fluids to the point of being underhydrated, but not dehydrated.
From The Wall Street Journal ● Aug. 27, 2026
In very high temperatures, especially for older adults or people who are dehydrated or unwell, fans alone may not be enough.
From Science Daily ● Jul. 29, 2026
Heat puts immense physical strain on the body, made worse if you are dehydrated, with the heart pumping harder and faster to cool you off.
From BBC ● Jul. 12, 2026
I'm very dehydrated again and my water supply is dangerously low.
From "The Hunger Games" by Suzanne Collins
