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单词 dehydration
释义

dehydration

[ dee-hahy-drey-shuhn ]
/ ˌdi haɪˈdreɪ ʃən /
SEE SYNONYMS FOR dehydration ON THESAURUS.COM

noun

the act or process of dehydrating.
an abnormal loss of water from the body, especially from illness or physical exertion.

Origin of dehydration

First recorded in 1850–55; dehydrate + -ion

Words nearby dehydration

dehumidifier, dehumidify, dehydrase, dehydratase, dehydrate, dehydration, dehydrator, dehydro-, dehydrochlorinase, dehydrochlorinate, dehydrocholic acid
Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for dehydration

Cultural definitions for dehydration

dehydration

The removal of water; in chemistry, the loss of two hydrogen atoms for every oxygen atom (see H2O).

The New Dictionary of Cultural Literacy, Third Edition Copyright © 2005 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

Medical definitions for dehydration

dehydration
[ dē′hī-drāshən ]

n.

Excessive loss of water from the body or from an organ or a body part, as occurs during illness or fluid deprivation.
The process of removing water from a substance or compound.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

Scientific definitions for dehydration

dehydration
[ dē′hī-drāshən ]

The process of losing or removing water or moisture.
A condition caused by the excessive loss of water from the body, which causes a rise in blood sodium levels. Since dehydration is most often caused by excessive sweating, vomiting, or diarrhea, water loss is usually accompanied by a deficiency of electrolytes. If untreated, severe dehydration can lead to shock.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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