sulfuric acid

noun Chemistry.
a clear, colorless to brownish, dense, oily, corrosive, water-miscible liquid, H 2 SO 4 , usually produced from sulfur dioxide: used chiefly in the manufacture of fertilizers, chemicals, explosives, and dyestuffs and in petroleum refining.
Also called oil of vitriol.


Origin:
1780–90

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American Heritage
Medical Dictionary

sulfuric acid sul·fu·ric acid (sŭl-fyur'ĭk)
n.
A colorless, nearly odorless, corrosive liquid that is used occasionally as a caustic. Also called vitriol.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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American Heritage
Science Dictionary
sulfuric acid  
A strong corrosive acid. It combines very easily with water, making it a good drying agent. Sulfuric acid is the most widely used acid in industry. It is used to make detergents, dyes, drugs, explosives, pigments, fertilizers, and many other products. It is also the acid in lead-acid electric batteries. Chemical formula: H2SO4.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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Example sentences
Sulfur dioxide combines with water vapor to form sulfuric acid particles that
  scatter, reflect, and absorb sunlight.
Since the particles are chemically alkaline, they may dilute sulfuric acid-a
  major component of acid rain.
Also called sulfuric acid block apartment: noun: tall building with many
  residences and sometimes offices.
Producers add sulfuric acid to form phosphoric acid, which is later converted
  to ammonium phosphate.
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