dehydration

noun

de·​hy·​dra·​tion ˌdē-ˌhī-ˈdrā-shən How to pronounce dehydration (audio)
: the process of dehydrating
especially : an abnormal depletion of body fluids

Examples of dehydration 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.
Fluids: Administered intravenously (through an IV), fluids help treat or prevent dehydration. Janelle McSwiggin, Health, 6 June 2025 On bile farms, bears have been fed cheap, non-nutritious foods like rice porridge and cereals, often in inadequate quantities, as hunger and dehydration prompt their bodies to produce more bile. Ryley Graham, Smithsonian Magazine, 4 June 2025 While the army has recently wrested control of Khartoum from the militia, more than two years of war have left the capital in ruin, with many civilians struggling with dehydration, disease and malnutrition. Jade Walker, CNN Money, 3 June 2025 High water loss in burn patients can lead to dehydration, electrolyte imbalances, and negatively impact healing. Paul McClure 02, New Atlas, 2 June 2025 See All Example Sentences for dehydration

Word History

First Known Use

1854, in the meaning defined above

Time Traveler
The first known use of dehydration was in 1854

Browse Nearby Words

Cite this Entry

“Dehydration.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/dehydration. Accessed 13 Jun. 2025.

Medical Definition

dehydration

noun
de·​hy·​dra·​tion ˌdē-hī-ˈdrā-shən How to pronounce dehydration (audio)
: the process of dehydrating
especially : an abnormal depletion of body fluids
Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!