: a compound formed by the union of water with some other substance
hydrated; hydrating
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
: to become a hydrate
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
Hyphensocial Contributors, Rolling Stone, 5 Oct. 2024
The Hydrate & Define Curl Crème Styler hydrates, strengthens, protects from thermal damage up to 450°F and delivers flexible hold.
—Celia Shatzman, Forbes, 30 Oct. 2024
Mia Meltzer, Rolling Stone, 31 Oct. 2024
For moisture, seek out ingredients like butters, oils, B vitamins, panthenol, and amino acids to deeply hydrate and soften the hair.
—Iman Balagam, Vogue, 30 Oct. 2024
See all Example Sentences for hydrate 
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.
Noun
Find it on Amazon Pucker Up For This Tatcha Lip Mask
This Tatcha Lip Mask deeply hydrates and replenishes your lips, restoring them to their natural beauty.
—Hyphensocial Contributors, Rolling Stone, 5 Oct. 2024
The Hydrate & Define Curl Crème Styler hydrates, strengthens, protects from thermal damage up to 450°F and delivers flexible hold.
—Celia Shatzman, Forbes, 30 Oct. 2024
Verb
Glowing Laneige Lip Balm for Daily Wear Treat yourself with this Laneige lip balm that moisturizes and hydrates your lips with every use.
—Mia Meltzer, Rolling Stone, 31 Oct. 2024
For moisture, seek out ingredients like butters, oils, B vitamins, panthenol, and amino acids to deeply hydrate and soften the hair.
—Iman Balagam, Vogue, 30 Oct. 2024
See all Example Sentences for hydrate
Dictionary Entries Near hydrate
Cite this Entry
“Hydrate.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/hydrate. Accessed 30 Nov. 2024.
Copy CitationKids Definition
hydrate
1 of 2 noun
hy·drate
ˈhī-ˌdrāt 
: a compound formed by the union of water with some other substance
a hydrate of copper sulfate
hydrate
2 of 2 verb
hydrated; hydrating
1
: to cause to take up or combine with water or the elements of water
2
: to supply with sufficient amounts of fluid or moisture
Medical Definition
hydrate
1 of 2 noun
hy·drate
ˈhī-ˌdrāt
: a compound (as Glauber's salt) formed by the union of water with some other substance
hydrate
2 of 2 verb
hydrated; hydrating
: to cause to take up or combine with water or the elements of water
: to become a hydrate
Love words? Need even more definitions?
Merriam-Webster unabridged
Share