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dehydrate

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de⋅hy⋅drate

[dee-hahy-dreyt] verb, -drat⋅ed, -drat⋅ing.
–verb (used with object)
1. to deprive (a chemical compound) of water or the elements of water.
2. to free (fruit, vegetables, etc.) from moisture for preservation; dry.
3. to remove water from (the body or a tissue).
4. to deprive of spirit, force, or meaning; render less interesting or effectual.
–verb (used without object)
5. to lose water or moisture: Milk dehydrates easily.

Origin:
1850–55; de- + hydrate


2. See evaporate.
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2010.
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de·hy·drate   (dē-hī'drāt')   
v.   de·hy·drat·ed, de·hy·drat·ing, de·hy·drates

v.   tr.
  1. To remove water from; make anhydrous.

  2. To preserve by removing water from (vegetables, for example). See Synonyms at dry.

  3. To deplete the bodily fluids of: The hot weather dehydrated the runners.

v.   intr.
To lose water or bodily fluids.
de·hy'dra'tor n.
The American Heritage® Dictionary of the English Language, Fourth Edition
Copyright © 2009 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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Word Origin & History

dehydrate 
1854, from Gk. hydor "water" (see water (n.1)). A chemical term at first, given a broader extension 1880s.
Online Etymology Dictionary, © 2001 Douglas Harper
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Medical Dictionary

Main Entry: de·hy·drate
Pronunciation: (')dE-'hI-"drAt
Function: verb
Inflected Forms: -drat·ed; -drat·ing
Function:transitive verb
1 : to remove bound water or hydrogen and oxygen from (a chemical compound) in the proportion in which they form water
2 : to removewater from (as foods) dehydrate intransitive senses
: to lose water or body fluids —de·hy·dra·tor /-"drAt-&r/ noun
Merriam-Webster's Medical Dictionary, © 2002 Merriam-Webster, Inc.
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dehydrate (dē-hī'drāt')
v. de·hy·drat·ed, de·hy·drat·ing, de·hy·drates

  1. To remove water from; make anhydrous.

  2. To preserve by removing water from something, such as vegetables.

  3. To deplete the bodily fluids of an individual.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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