ammonium sulfate


Definition of ammonium sulfate

: a colorless crystalline salt (NH4)2SO4 used chiefly as a fertilizer

Examples of ammonium sulfate in a Sentence

Recent Examples on the Web Examples include 5 pounds of ammonium sulfate (21-0-0) or special lawn fertilizers such as 6 pounds of 16-6-8 or 4 pounds of 27-3-4 per 1,000 square feet of lawn. oregonlive, "Mushrooms in lawn worry new puppy owner: Ask an expert," 30 Aug. 2020 Demand for ammonium sulfate, for example, has grown by 5% annually in the last decade in Canada and the United States, according to Canadian fertilizer maker Nutrien Ltd. Julie Ingwersen Reuters, Star Tribune, "As acid rain is curtailed, wheat gets less sulfur needed for tasty bread," 1 Aug. 2020 So, a good synthetic source is ammonium sulfate, for instance., "Should I pinch off blueberry blossoms? What fertilizer is best? Ask an expert," 28 Apr. 2018 Kowalewski recommends sulfate products such as ferrous sulfate, iron sulfate and ammonium sulfate. Kym Pokorny,, "Controlling moss in your lawn starts with keeping grass healthy," 17 Dec. 2017

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'ammonium sulfate.' 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 ammonium sulfate

1866, in the meaning defined above

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Time Traveler for ammonium sulfate

Time Traveler

The first known use of ammonium sulfate was in 1866

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Cite this Entry

“Ammonium sulfate.” Dictionary, Merriam-Webster, Accessed 15 Jan. 2021.

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More Definitions for ammonium sulfate

ammonium sulfate


Medical Definition of ammonium sulfate

: a colorless crystalline salt (NH4)2SO4 used as a fertilizer and in medicine as a local analgesic

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