1 hydrate | Definition of hydrate

hydrate

noun
hy·​drate | \ ˈhī-ˌdrāt How to pronounce hydrate (audio) \

Definition of hydrate

 (Entry 1 of 2)

: a compound formed by the union of water with some other substance

hydrate

verb
hydrated; hydrating

Definition of hydrate (Entry 2 of 2)

transitive verb

1 : to cause to take up or combine with water or the elements of water
2 : to supply with ample fluid or moisture hydrates and softens the skin

intransitive verb

: to become a hydrate

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Other Words from hydrate

Verb

hydration \ hī-​ˈdrā-​shən How to pronounce hydration (audio) \ noun
hydrator \ ˈhī-​ˌdrā-​tər How to pronounce hydrator (audio) \ noun

Examples of hydrate in a Sentence

Verb

lotions and creams that hydrate the skin Drink fluids to hydrate the body.

Recent Examples on the Web: Noun

As August continues, experts advise residents to keep an eye on temperatures and limit their outdoor activities, hydrate and monitor children, elderly people and animals accordingly. Alexa Díazstaff Writer, Los Angeles Times, "After July was named the hottest month ever recorded, a cooldown is expected in Southern California," 6 Aug. 2019 Skin Fetish Sublime Perfection has a serum-like consistency, with ingredients that help hydrate, blur, and smooth the skin. Kirbie Johnson, Glamour, "Pat McGrath’s New Foundation Completely Transformed My Acne-Prone Skin," 29 July 2019 For the event, Niantic encourages players to bring a water bottle to hydrate during the daylong catch session. Gieson Cacho, The Mercury News, "Here’s the Pokemon Go Fest 2019 map," 10 June 2019 In spring and summer, wear sunscreen and hats to ward off sunburn and hydrate properly—temperatures can sometimes top 100°F. Freelance writer Nneka M. Okona is based in Atlanta. National Geographic, "Find epic stargazing at ‘New Mexico’s Machu Picchu’," 25 Mar. 2019 Tame flyaways and hydrate fried ends while moisturizing and illuminating your skin, all with this standout body oil with a beautiful fragrance that combines rose, bergamot, lychee, woods, and white musk. Tynan Sinks, Allure, "In Defense of "Festival Beauty," Even for People Who Hate Music Festivals," 25 Apr. 2018 If you’re pressed for time, hydrate bare nails with a hand cream or cuticle oil and hit with a four-sided buffer to achieve a smooth, even surface. Sarah Ferguson, Marie Claire, "3 Spots You're Forgetting About When Getting Ready," 11 Dec. 2018 But the solution is pretty simple there: hydrate and, if the heat starts to go to your head, just get out, Nelson says. SELF, "Does the Steam Room at the Gym Actually Do Anything?," 4 Jan. 2019 Try a gentle exfoliating cleanser such as Dove Gentle Exfoliating Body Wash ($6, amazon.com), which helps to cleanse, hydrate, exfoliate, and even calm inflamed skin. Mona Gohara, Good Housekeeping, "5 Reasons You're Getting Back Acne — And How to Make It Go Away," 7 Dec. 2018

Recent Examples on the Web: Verb

It is designed to deliver brilliant color and healthier hair that’s hydrated and shiny, according to Garnier. Plus: Free! Doreen Christensen, sun-sentinel.com, "Free $11 Garnier Olia hair color at Walgreens," 4 Sep. 2019 The hair-nourishing formula contains the beloved coconut oil and Tahitian Monoi, both of which deeply hydrate, reverse damage and give hair incredible shine. Essence, "4 Steps To Restoring Your Hair After a Protective Style," 3 Sep. 2019 There were plenty of kind souls making sure everyone dancing was misted and hydrated, and Lane’s paced and aquatic house blends made their jobs a lot easier. Miguel Garcia Jr., Billboard, "The 10 Best Musical Moments of Hard Summer 2019 With Shoreline Mafia, Lauren Lane, Kid Cudi & More," 6 Aug. 2019 Vegetables with high water content like cucumbers, lettuce, and onion help chill the body by hydrating it. Eric Velasco, al.com, "How to make two no-cook, Asian-inspired summer meals," 23 July 2019 And if all else fails, there is aways an elegant water jug that goes with everything in her collection—and will keep her well-hydrated into summer. Madeline Fass, Vogue, "16 Last-Minute Mother’s Day Gift Ideas," 8 May 2019 Residents are advised to hydrate, wear lightweight, loose-fitting clothing and stay indoors between 10 a.m. and 3 p.m., when the sun is strongest. Alex Wigglesworth, latimes.com, "Worst of Southern California heat wave and smog hit Saturday," 13 July 2019 Mulching your beds will help keep pumpkin plants more consistently hydrated and also tamp down weeds. Caroline Picard, Good Housekeeping, "How to Grow a Pumpkin Plant in Your Garden This Fall," 12 July 2019 Her final step is a smear of Carmex lip balm to keep her lips hydrated and smooth overnight. Harper's Bazaar Staff, Harper's BAZAAR, "Watch Leyna Bloom's Nighttime Skincare Routine," 30 June 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'hydrate.' 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 hydrate

Noun

1802, in the meaning defined above

Verb

1846, in the meaning defined at transitive sense 1

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More Definitions for hydrate

hydrate

noun

English Language Learners Definition of hydrate

 (Entry 1 of 2)

technical : a substance that is formed when water combines with another substance

hydrate

verb

English Language Learners Definition of hydrate (Entry 2 of 2)

somewhat technical : to add water or moisture to (something) : to supply (something) with water

hydrate

noun
hy·​drate | \ ˈhī-ˌdrāt How to pronounce hydrate (audio) \

Medical Definition of hydrate

 (Entry 1 of 2)

: a compound (as Glauber's salt) formed by the union of water with some other substance

hydrate

verb
hydrated; hydrating

Medical Definition of hydrate (Entry 2 of 2)

transitive verb

: to cause to take up or combine with water or the elements of water

intransitive verb

: to become a hydrate

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More from Merriam-Webster on hydrate

Rhyming Dictionary: Words that rhyme with hydrate

Nglish: Translation of hydrate for Spanish Speakers

Britannica English: Translation of hydrate for Arabic Speakers

Britannica.com: Encyclopedia article about hydrate