rehydrate

verb

re·​hy·​drate (ˌ)rē-ˈhī-ˌdrāt How to pronounce rehydrate (audio)
rehydrated; rehydrating; rehydrates

transitive verb

: to restore fluid to (something dehydrated)
rehydratable adjective
rehydration noun

Examples of rehydrate in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Animal research suggests that the main minerals found in beef bone broth include all the key rehydrating electrolytes.19 8. Cristina Mutchler, Verywell Health, 18 June 2025 For guests who may have spent too much time basking in the sun without enough SPF, there’s also the After Sun Soother, which uses a soothing gel mask made with active marine ingredients to help soothe and rehydrate the skin. Elizabeth Brownfield, Forbes.com, 30 May 2025 When rehydrated, approximately 40% of the tardigrades survived and became active again, showing no signs of being bothered by the tattoos. New Atlas, 5 May 2025 Why not rehydrate the city by replacing xeriscapes with more lawns and trees? Edward Ring, Oc Register, 22 Apr. 2025 See All Example Sentences for rehydrate

Word History

First Known Use

1945, in the meaning defined above

Time Traveler
The first known use of rehydrate was in 1945

Browse Nearby Words

Cite this Entry

“Rehydrate.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/rehydrate. Accessed 25 Jun. 2025.

Kids Definition

rehydrate

verb
re·​hy·​drate (ˈ)rē-ˈhī-ˌdrāt How to pronounce rehydrate (audio)
: to restore fluid to (something dehydrated)
rehydration noun

Medical Definition

rehydrate

transitive verb
re·​hy·​drate (ˈ)rē-ˈhī-ˌdrāt How to pronounce rehydrate (audio)
rehydrated; rehydrating
: to restore fluid to (something dehydrated)
especially : to restore body fluid lost in dehydration to
rehydrate a patient
rehydration noun

More from Merriam-Webster on rehydrate

Last Updated: - Updated example sentences
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