diuretic

[dahy-uh-ret-ik]
adjective
1.
increasing the volume of the urine excreted, as by a medicinal substance.
noun
2.
a diuretic medicine or agent.

Origin:
1375–1425; Middle English d(i)uretik < Late Latin diūrēticus < Greek diourētikós, equivalent to di- di-3 + ourē- (verbid stem of oureîn to urinate) + -tikos -tic

diuretically, adverb
diureticalness, noun
undiuretic, adjective
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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Collins
World English Dictionary
diuretic (ˌdaɪjʊˈrɛtɪk)
 
adj
1.  acting to increase the flow of urine
 
n
2.  a drug or agent that increases the flow of urine
 
diu'retically
 
adv
 
diu'reticalness
 
n

Collins English Dictionary - Complete & Unabridged 10th Edition
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Etymonline
Word Origin & History

diuretic
c.1400, from O.Fr. diuretique, from L.L. diureticus, from Gk. diouretikos "prompting urine," from diourein "urinate," from dia "through" + ourein "urine."
Online Etymology Dictionary, © 2010 Douglas Harper
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American Heritage
Medical Dictionary

diuretic di·u·ret·ic (dī'ə-rět'ĭk)
adj.
Tending to increase the discharge of urine. n.
A substance or drug that tends to increase the discharge of urine.

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
diuretic   (dī'ə-rět'ĭk)  Pronunciation Key 
A substance or drug that tends to increase the discharge of urine. Diuretics are used in the treatment of high blood pressure, edema, and other medical conditions.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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American Heritage
Cultural Dictionary
diuretic [(deye-uh-ret-ik)]

A substance that increases the rate of urine production.

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
Medical experts have been saying for years that caffeine acts as a potent
  diuretic.
It also acts as a diuretic and can be a urinary tract irritant.
Diuretic treatment and supplemental oxygen are recommended for patients with
  fluid retention and low blood oxygen, respectively.
He tested positive for hydrochlorothiazide, a diuretic that can be used to
  treat hypertension.
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