ni·​trate | \ ˈnī-ˌtrāt How to pronounce nitrate (audio) , -trət \

Definition of nitrate

1 : a salt or ester of nitric acid
2 : sodium nitrate or potassium nitrate used as a fertilizer

Examples of nitrate in a Sentence

Recent Examples on the Web Machine learning has not yet been widely used in assessing other issues in ocean chemistry, like ocean acidification, deoxygenation or nitrate concentrations, but Dr. Hemami said there was significant promise in that area. Tatiana Schlossberg, New York Times, "A.I. Is Helping Scientists Understand an Ocean’s Worth of Data," 8 Apr. 2020 Foods that contain nitrites or nitrates—including bacon, grilled or smoked meats, and even some fruits and vegetables—can fuel a chemical reaction in the stomach that creates NDMA. Michele Cohen Marill, Wired, "The FDA Asks Companies to Stop Selling Ranitidine," 9 Apr. 2020 Evers is directing state agencies to start the process of creating a rule that will govern the level of nitrates that will be allowable. USA TODAY, "Milestone rhino, Bigfoot shooting, jailed for feeding cats: News from around our 50 states," 1 Aug. 2019 The Arizona Department of Health Services recommends that well owners test their water annually for bacteria and nitrates and every five years for arsenic and other toxic metals. Debra Utacia Krol, azcentral, "You won't contract coronavirus from Phoenix-area tap water. Here's why," 24 Mar. 2020 In the experiments, the phytoplankton greedily sucked up the available organic and inorganic nitrogen coming off the ash in the form of nitrite, nitrate, and ammonium. Jenessa Duncombe, Smithsonian Magazine, "Could Wildfire Ash Feed the Ocean’s Tiniest Life-Forms?," 4 Mar. 2020 These tests cover iron and manganese, as well as nitrate, lead, arsenic, fluoride, sulfate, pH, total dissolved solids, hardness, sodium, copper, total coliform bacteria and E. coli bacteria. Jeanne Huber, Washington Post, "Black grit on the faucet is not necessarily a problem," 24 Feb. 2020 Minnesota Minneapolis: Years of unchecked agricultural pollution have led Minnesotans to drink tap water contaminated with unsafe levels of nitrate, a chemical associated with cancer and other serious health problems. USA TODAY, "Condom conflict, ghost net, smart trash bins: News from around our 50 states," 18 Jan. 2020 Lawmakers approved 13 bills that would reduce bacteria, nitrates, poisonous lead and long-lasting chemicals in Wisconsin's groundwater. Molly Beck, Milwaukee Journal Sentinel, "Assembly passes bipartisan package of bills aimed at improving water quality," 18 Feb. 2020

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'nitrate.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of nitrate

1788, in the meaning defined at sense 1

History and Etymology for nitrate

French, from nitrique

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Time Traveler for nitrate

Time Traveler

The first known use of nitrate was in 1788

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Statistics for nitrate

Last Updated

17 May 2020

Cite this Entry

“Nitrate.” Dictionary, Merriam-Webster, Accessed 29 May. 2020.

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More Definitions for nitrate


How to pronounce nitrate (audio)

English Language Learners Definition of nitrate

: a chemical compound that contains oxygen and nitrogen and that is used in fertilizer


ni·​trate | \ ˈnī-ˌtrāt How to pronounce nitrate (audio) \

Kids Definition of nitrate

: a substance that is made from or similar in composition to nitric acid


ni·​trate | \ ˈnī-ˌtrāt, -trət How to pronounce nitrate (audio) \

Medical Definition of nitrate

: a salt or ester of nitric acid

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More from Merriam-Webster on nitrate

Rhyming Dictionary: Words that rhyme with nitrate

Spanish Central: Translation of nitrate

Nglish: Translation of nitrate for Spanish Speakers Encyclopedia article about nitrate

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