ni·trate | \ˈnī-ˌtrāt, -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

Red Beets Beets are high in nitrates, which our bodies use to make nitric oxide, which in turn signals blood vessels to relax, helping widen the arteries and increase circulation, bringing more oxygen to hardworking muscles. Sara Angle, Outside Online, "Athletes, Stock Up on This Powerhouse Summer Produce," 22 June 2018 In many communities, people drink, shower, cook and wash dishes with water containing excessive amounts of pollutants, including arsenic, nitrate and uranium. Phillip Reese, sacbee, "Does your water district fail to comply with drinking water standards?," 1 June 2018 Like red beets, leafy greens are also high in nitrates. Sara Angle, Outside Online, "Athletes, Stock Up on This Powerhouse Summer Produce," 22 June 2018 And as part of their job, guides conduct water quality assessments on the river twice a week, testing for pH level, dissolved oxygen, turbidity level and nitrates. Will Feuer,, "'Within this city..there is this beautiful river.' South Jersey canoe program aims to expand horizons and change lives," 8 July 2018 The show takes its title from Fox Talbot’s use of table salt and nitrate in creating one of the two chief early photographic processes. Mark Feeney,, "At Yale: on the threshold and under the volcano," 6 July 2018 About 360,000 Californians are served by water systems that violate state standards for nitrates, arsenic, uranium and other pollutants, according to a recent McClatchy investigation. Dale Kasler And Adam Ashton, sacbee, "California drinking water tax dies in budget compromise," 8 June 2018 In the case of nitrates, infants and pregnant women are at a higher risk of harm from elevated levels. Lee Bergquist, Milwaukee Journal Sentinel, "EPA investigates possible groundwater contamination in central Wisconsin as worries grow," 4 May 2018 When cooked at high temperatures, nitrite and nitrate preservatives may react with compounds naturally found in meat to trigger the formation of toxins called nitrosamines. Jamie Ducharme, Time, "4 Ways to Make Grilling Healthier This Summer," 1 June 2018

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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Statistics for nitrate

Last Updated

7 Sep 2018

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Time Traveler for nitrate

The first known use of nitrate was in 1788

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English Language Learners Definition of nitrate

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


ni·trate | \ˈnī-ˌtrāt \

Kids Definition of nitrate

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


ni·trate | \ˈnī-ˌtrāt, -trət \

Medical Definition of nitrate 

: a salt or ester of nitric acid

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