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noun

dehydration

/ˌdiːhaɪˈdreɪʃən/  ·  say it: dee·hy·DRAY·shun

harmful loss of body water

In Medicine & Health

In more detail

1. (noun) the state of having lost too much water from your body, causing weakness and other health problems

2. (noun) the process of removing water from something

Examples

How to use dehydration

Dehydration primarily refers to excessive loss of bodily fluids, commonly discussed in medical and health contexts. It can also denote the industrial or chemical process of removing water from substances like food or chemicals. In medical contexts, it carries urgency and concern about health consequences.

Common phrases

Synonyms

fluid loss · water loss · desiccation · moisture loss

Opposites

hydration · rehydration

Word family

dehydrate (verb) · dehydrated (adjective) · rehydrate (verb)

A common mistake

Learners sometimes confuse dehydration (the state/process of losing water) with thirst (the sensation of needing water), though they are related. Also, using 'dehydration' as a verb when 'dehydrate' is the correct verb form.

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