rehydrate

verb

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

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.
This helps rehydrate uric acid crystals and increases enzyme penetration, explains Gonzalez. Louise Parks, Martha Stewart, 21 May 2026 Watering alone is only a temporary fix to rehydrate dry soil. Nadia Hassani, The Spruce, 20 May 2026 The pellets can be rehydrated before adding them to potting soil or mixed into the dry soil. Mary Marlowe Leverette, Southern Living, 19 May 2026 Along this journey to rehydrate my skin, quality products, of course, are a major part of it all. Akili King, Essence, 5 May 2026 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 29 May. 2026.

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

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