di·​uret·​ic ˌdī-yə-ˈre-tik How to pronounce diuretic (audio)
: tending to increase the excretion of urine
diuretic drugs
diuretic noun
diuretically adverb

Examples of diuretic in a Sentence

Recent Examples on the Web The plant contains dozens of bioactive chemical compounds and is used throughout Southeast Asia and China as a painkiller, fever reducer, and diuretic. Bykermit Pattison, science.org, 2 May 2024 The plant has analgesic, antipyretic and diuretic effects; in traditional medicine in the region, it's used to treat diseases from dysentery and diabetes to malaria. Bill Chappell, NPR, 3 May 2024 Caffeine does have a diuretic effect, increasing urination, but per the Mayo Clinic, most research has shown this effect is negligible. Lisa Desantis, Glamour, 28 Dec. 2023 One of the most common blood pressure medications is a diuretic or water pill. Michael Schuh Pharm.d., Anchorage Daily News, 2 Sep. 2023 Research has shown that taking a diuretic midday, instead of before bed, reduces nocturnal polyuria.8 Use an Antidiuretic Desmopressin, a neuropeptide that mimics the body's production of hormones like vasopressin, might treat nocturnal polyuria. Sarah Bradley, Health, 17 Nov. 2023 Cranberry juice, in contrast, has a slight diuretic effect and may help flush out excess water. 2. Amanda Gardner, Health, 28 Nov. 2023 Consuming Diuretic Foods Another natural method to aid in the clearance of delta-8 THC involves consuming diuretic foods. Amber Smith, Discover Magazine, 8 Aug. 2023 Pineapple Dig into a bowl of pineapple for some diuretic power via potassium and magnesium. Alyssa Jung, Good Housekeeping, 31 July 2023

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'diuretic.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History


Middle English duretik, diuretic, from Late Latin diureticus, from Greek diourētikos, from diourein to urinate, from dia- + ourein to urinate — more at urine

First Known Use

14th century, in the meaning defined above

Time Traveler
The first known use of diuretic was in the 14th century

Dictionary Entries Near diuretic

Cite this Entry

“Diuretic.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/diuretic. Accessed 20 May. 2024.

Kids Definition


di·​uret·​ic ˌdī-(y)ə-ˈret-ik How to pronounce diuretic (audio)
: a substance that increases the amount of urine produced by the body
diuretic adjective

Medical Definition


1 of 2 adjective
di·​uret·​ic ˌdī-(y)ə-ˈret-ik How to pronounce diuretic (audio)
: tending to increase the excretion of urine
diuretically adverb


2 of 2 noun
: an agent that increases the excretion of urine

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