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1. To extract water from.
2. To lose water.
[L. de, from + G. hydōr (hydr-), water]
Farlex Partner Medical Dictionary © Farlex 2012


v. dehy·drated, dehy·drating, dehy·drates
1. To remove water from; make anhydrous.
2. To preserve by removing water from (vegetables, for example).
3. To deplete the bodily fluids of: The hot weather dehydrated the runners.
To lose water or bodily fluids.
The American Heritage® Medical Dictionary Copyright © 2007, 2004 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved.


1. To extract water from.
2. To lose water.
[L. de, from + G. hydōr (hydr-), water]
Medical Dictionary for the Dental Professions © Farlex 2012

Patient discussion about dehydrate

Q. What Are The Signs of Dehydration? How can you tell if someone is dehydrated? Are there specific signs or symptoms that may help notice?

A. 2 that I really notice when I am.... When you first stand up you feel dizzy, yet when you lay down you feel fine. My eyes sink back into their sockets.

Q. Why does headaches are a symptom of dehydration? A few days ago I had a headache and a friend told me that I’m probably dehydrated and I should drink more. So I did and the headache was gone…how come? What is the connection?

A. Headaches usually come from the tissues surrounding the brain. The brain itself can not feel pain. The tissues surrounding the brain (meningia) are filled with fluid named- Cerebro Spinal Fluid (CSF), when you are dehydrated the brain has a lot less liquid that will stand as a buffer between him and the skull. Thus every movement your head does will create pressure on the meningia and that hurts.

Q. I heard that the major risk in diarrhea is dehydration, why is that? How can I avoid that? Are there other dehydration causes I should beware of?

A. vomiting will also dehydrate you about as dangerously as diarrhea fye

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References in periodicals archive ?
If you do not have a dehydrator that will reach the correct temperatures, never fear.
Dehydrators, once considered a niche segment, are gaining interest as more grocery stores offer a wider selection of dried fruits and veggie snacks.
If you have a dehydrator, arrange the pieces on the racks so that air can circulate, preferably with the pieces not touching each other.
“It's ironic that what is essentially a cave man diet is experiencing a resurgence thanks to modern technology like the internet and appliances such as quality food dehydrators and cold press juicers.”
The dehydrator uses about 6.7 kilowatts of energy per day, not much more than the small Salamander grill in Silo's kitchen, which uses 4.6 kilowatts daily.
Because some parts are large (beef hearts are 10 pounds, and livers are large, too) and because I buy even small items in bulk (such as turkey, chicken, or duck hearts packaged in 10-pound bags) I got a large dehydrator so I can process a lot at once.
Show your gourmet cooks how they can easily create their own custom spices by drying herbs in a food dehydrator.
Step 2: Dry fresh fruits in a dehydrator and pack them before you leave.
Spread half of the dough evenly over two dehydrator trays lined
For the puffed rice: Preheat dehydrator to 200 degrees.
The primarily Chinese contributors propose a precise coverage control protocol, an ARM-based inverter electrostatic dehydrator for crude oil emulsions, and a static trigger wear-leveling strategy for flash memory.
Cooker, steamer, and dehydrator appliances$10.4-4.620.0-6.48.6