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Definition of dehydration

dehydration

/ˌdiːhaɪˈdreɪʃən/
de · hy · dra · tion
Plural:dehydrations
•
Adjective:dehydrated
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dehydration Lexical Profile

dehydration Game Scores & Validity

• noun

1

A harmful physiological condition resulting from the excessive loss or insufficient intake of water in the body.

Example

"Runners must drink plenty of fluids during a marathon to prevent severe dehydration."

2

The process of removing moisture or water from food, chemical compounds, or other substances, often for preservation.

Example

"Food dehydration is one of the oldest and most effective methods for preserving fruits and meats."

Synonyms
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Antonyms
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• Rhymes for dehydration

• Nearby Words

dehumidifier
dehumidify
dehydrate
dehydration
dehydrator
deice
deicer

Word Origin & Etymology

Coined in the mid-19th century as a scientific term, combining the Latin prefix 'de-' (indicating removal) with the Greek root 'hydor' (meaning water) and the noun suffix '-ation'.

Cite this Entry

Wordmom. (2026). Definition of Dehydration. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/dehydration
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