diarrhea

[dahy-uh-ree-uh]
noun Pathology.
an intestinal disorder characterized by abnormal frequency and fluidity of fecal evacuations.
Also, diarrhoea.


Origin:
1350–1400; Middle English diaria < Late Latin diarrhoea < Greek diárrhoia a flowing through, equivalent to diarrho- (variant stem of diarrheîn to flow through) + -ia -ia

diarrheal, diarrheic, diarrhetic [dahy-uh-ret-ik] , diarrhoeal, diarrhoeic, diarrhoetic, adjective
antidiarrheal, adjective
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World English Dictionary
diarrhoea or diarrhea (ˌdaɪəˈrɪə)
 
n
frequent and copious discharge of abnormally liquid faeces
 
[C16: from Late Latin, from Greek diarrhoia, from diarrhein to flow through, from dia- + rhein to flow]
 
diarrhea or diarrhea
 
n
 
[C16: from Late Latin, from Greek diarrhoia, from diarrhein to flow through, from dia- + rhein to flow]
 
diar'rhoeal or diarrhea
 
adj
 
diar'rhoeic or diarrhea
 
adj
 
diar'rheal or diarrhea
 
adj
 
diar'rheic or diarrhea
 
adj

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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Etymonline
Word Origin & History

diarrhea
late 14c., from O.Fr. diarrie, from L. diarrhoea, from Gk. diarrhoia "diarrhea" (coined by Hippocrates), lit. "a flowing through," from diarrhein "to flow through," from dia- "through" + rhein "to flow" (see rheum). Respelled 16c. from diarria on Latin model.

diarrhoea
variant spelling of diarrhea (q.v.); see also oe.
Online Etymology Dictionary, © 2010 Douglas Harper
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American Heritage
Medical Dictionary

diarrhea di·ar·rhe·a or di·ar·rhoe·a (dī'ə-rē'ə)
n.
Excessive and frequent evacuation of watery feces.


di'ar·rhe'al or di'ar·rhe'ic (-ĭk) or di'ar·rhet'ic (-rět'ĭk) adj.
The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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American Heritage
Science Dictionary
diarrhea   (dī'ə-rē'ə)  Pronunciation Key 
Excessive and frequent evacuation of watery feces, usually a symptom of a gastrointestinal disorder. Severe, prolonged diarrhea can lead to dehydration.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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American Heritage
Cultural Dictionary
diarrhea [(deye-uh-ree-uh)]

The frequent passage of abnormally watery feces, which is a sign of illness.

The American Heritage® New Dictionary of Cultural Literacy, Third Edition
Copyright © 2005 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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Example sentences
Cattle will eat it, but its nutritional value is low and it causes diarrhoea.
However there must be some middle ground between reporting diarrhoea and
  waiting for ultimate certainty.
The need was glaring: contaminated water was responsible for countless deaths
  from diarrhoea.
They produce watery diarrhoea and have swollen, bloodstained vent.
Synonyms
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