rehydrate
verb
re·hy·drate
(ˌ)rē-ˈhī-ˌdrāt 
rehydrated; rehydrating; rehydrates
: to restore fluid to (something dehydrated)
Examples of rehydrate in a Sentence
Recent Examples on the Web
Next, soak the roots for about 12 hours in water to rehydrate them before planting.
—
Nadia Hassani, The Spruce, 26 Feb. 2026
It’s formulated with aloe vera to help attract and retain water, which helps rehydrate my strands.
—Jamie Wilson, Glamour, 20 Feb. 2026
If the orchid has dried out, soak it in water for about 10 minutes to help rehydrate the mix and the roots, says Hancock.
—Madeline Buiano, Martha Stewart, 8 Feb. 2026
If the potting mix is severely dried out, let the pot sit in a sink or tub with water for 30 minutes to rehydrate.
—Andy Wilcox, Better Homes & Gardens, 27 Jan. 2026
See All Example Sentences for rehydrate
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Nadia Hassani, The Spruce, 26 Feb. 2026
It’s formulated with aloe vera to help attract and retain water, which helps rehydrate my strands.
—Jamie Wilson, Glamour, 20 Feb. 2026
If the orchid has dried out, soak it in water for about 10 minutes to help rehydrate the mix and the roots, says Hancock.
—Madeline Buiano, Martha Stewart, 8 Feb. 2026
If the potting mix is severely dried out, let the pot sit in a sink or tub with water for 30 minutes to rehydrate.
—Andy Wilcox, Better Homes & Gardens, 27 Jan. 2026
See All Example Sentences for rehydrate
Cite this Entry
“Rehydrate.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/rehydrate. Accessed 28 Feb. 2026.
Copy CitationKids Definition
Medical Definition
rehydrate
transitive verb
re·hy·drate
(ˈ)rē-ˈhī-ˌdrāt
rehydrated; rehydrating
: to restore fluid to (something dehydrated)
especially
: to restore body fluid lost in dehydration to
rehydrate a patient
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