: a colorless crystalline salt (NH4)2SO4 used chiefly as a fertilizer
Example Sentences
Recent Examples on the WebThe ReencleMicrobe mix at the heart of this process contains rice husks, vermiculite, nonpathogenic bacillus bacteria, ammonium sulfate, and wood pellets, according to the company. Richard Baguley, Wired, 31 Mar. 2022 For example, ammonium sulfate is usually sold as 21-0-0 (sometimes as 20-0-0).oregonlive, 29 Jan. 2022 Gardeners often apply fertilizer to their crops in mid-summer with a cup of ammonium sulfate (21-0-0), a cup and a third of calcium nitrate (15-0-0), or about half a cup of urea (46-0-0) per 10 feet of row.oregonlive, 19 July 2021 Kowalewski recommends sulfate products such as ferrous sulfate, iron sulfate and ammonium sulfate.oregonlive, 18 Apr. 2021 Kowalewski recommends sulfate products such as ferrous sulfate, iron sulfate and ammonium sulfate.oregonlive, 18 Apr. 2021 Kowalewski recommends sulfate products such as ferrous sulfate, iron sulfate and ammonium sulfate.oregonlive, 18 Apr. 2021 It would be used to trigger a chemical reaction that converts nitrogen oxides and sulfur dioxides into ammonium nitrate and ammonium sulfate. Andrea Willige, Forbes, 18 Mar. 2021 Dissolving them in salt water or ammonium sulfate solutions, and then precipitating them out with oxalic acid or ammonium bicarbonate – inexpensive chemicals – does the trick. Willy Shih, Forbes, 24 Feb. 2021 See More
Word History
First Known Use
1866, in the meaning defined above
Medical Definition
ammonium sulfate
noun
: a colorless crystalline salt (NH4)2SO4 used as a fertilizer and in medicine as a local analgesic