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

Definition of rehydrate

transitive verb

: to restore fluid to (something dehydrated)

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Other Words from rehydrate

rehydratable \ (ˌ)rē-​ˈhī-​ˌdrā-​tə-​bəl How to pronounce rehydratable (audio) \ adjective
rehydration \ ˌrē-​ˌhī-​ˈdrā-​shən How to pronounce rehydration (audio) \ noun

Examples of rehydrate in a Sentence

Recent Examples on the Web Many of those centers cannot administer IVs to rehydrate them or do bloodwork to diagnose kidney failure — delaying crucial treatment. NBC News, "Heat takes down more UPS workers during hottest summer ever," 22 Aug. 2019 To rehydrate the skin barrier, try GH Seal star Olay Regenerist Micro-Sculpting Cream, which increased skin hydration by 50% over 24 hours in Lab testing. April Franzino, Good Housekeeping, "7 Tips to Get Glowing Skin, According to Skin Care Experts," 1 Aug. 2019 The first step is to rehydrate them properly or to make your own version at home; the next is to use them in a dish that best highlights their flavor and distinctive texture. Evan Kleiman,, "Sun-dried tomatoes, the Mickey Rourke of food, get their second act," 10 July 2019 The most effective way to rehydrate dry skin, however, is to drink enough water throughout the day. Jenn Sinrich, SELF, "What You Should Know Before Using a Trendy New Face Oil," 13 Mar. 2019 Roach projects that Thurman will rehydrate after Friday’s weigh-in and add more than 10 pounds before Saturday’s opening bell for the Fox pay-per-view bout. Los Angeles Times, "Keith Thurman ready to prove himself again, while Manny Pacquiao has extra motivation," 16 July 2019 Swaronda Garcia, 41, and her three youngest children, two boys and a girl ages 7, 5, and 2, walked from Haven for Hope to rehydrate. Jacob Beltran,, "City, organizations help residents cope with rising heat," 20 June 2019 Doctors may treat heat stroke by immersing the patient in cold water, using cooling blankets and ice packs, and administering IV fluids to rehydrate the body. Samantha Lauriello,, "Heat Stroke Vs. Heat Exhaustion—A Doctor Explains the Difference," 18 June 2019 To me, the real crime here was that a player still in the draw—who needed to rehydrate, eat, cool down, and prepare for a Grand Slam fourth round match—was ejected in favor of a player no longer in the draw. Jon Wertheim,, "50 Parting Thoughts From the 2019 French Open: Rafa, Barty and So Much More," 9 June 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'rehydrate.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of rehydrate

1945, in the meaning defined above

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Time Traveler for rehydrate

The first known use of rehydrate was in 1945

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More Definitions for rehydrate


transitive verb
re·​hy·​drate | \ (ˈ)rē-ˈhī-ˌdrāt How to pronounce rehydrate (audio) \
rehydrated; rehydrating

Medical Definition of rehydrate

: to restore fluid to (something dehydrated) especially : to restore body fluid lost in dehydration to rehydrate a patient

Other Words from rehydrate

rehydration \ ˌrē-​ˌhī-​ˈdrā-​shən How to pronounce rehydration (audio) \ noun

Comments on rehydrate

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not being in agreement or harmony

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