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Definition of "superphosphate" []

  • An acid phosphate. (noun)
  • A mixture of gypsum and monobasic calcium phosphate resulting from the action of sulfuric acid on phosphate rock, used as a fertilizer. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

Use "superphosphate" in a sentence
  • "_ The term superphosphate is applied to the phosphates that have been treated with sulphuric acid to make the phosphoric acid available."
  • "When this phosphate is acted upon with sulphuric acid, a soluble phosphate is formed, as Liebig first showed, to which the name superphosphate has been given, and which is also known as monobasic phosphate of lime, or monocalcic phosphate."
  • "“Then we have what we call superphosphate, or acid phosphate of lime, or more properly monocalcic phosphate."