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hydrogen sulfide

a colorless, flammable, water-soluble, cumulatively poisonous gas, H 2 S, having the odor of rotten eggs: used chiefly in the manufacture of chemicals, in metallurgy, and as a reagent in laboratory analysis.
Also called sulfureted hydrogen.
Origin of hydrogen sulfide
First recorded in 1870-75 Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2017.
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Examples from the Web for hydrogen sulfide
Contemporary Examples
Historical Examples
  • hydrogen sulfide was what gave the characteristic aroma to rotten eggs, and sulfur dioxide wasn't exactly perfume.

    The Flaming Mountain Harold Leland Goodwin
  • hydrogen sulfide (H2S), one of the typical gases issuing from fumaroles, readily oxidizes to sulfuric acid and native sulfur.

    Volcanoes Robert I. Tilling
  • But there are two gases that he always remembers, chlorine and hydrogen sulfide.

    Creative Chemistry Edwin E. Slosson
  • There is an occasional outpouring of hydrogen sulfide and sulfur dioxide.

    The Flaming Mountain Harold Leland Goodwin
  • Or if hydrogen sulfide is mixed with the acetylene we may get thiophenes, which have sulfur in the ring.

    Creative Chemistry Edwin E. Slosson
hydrogen sulfide in Medicine

hydrogen sulfide n.
A colorless, flammable poisonous gas that has a characteristic rotten-egg odor, is formed in the decomposition of organic matter containing sulfur, and is used as an antiseptic, a bleach, and a reagent.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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hydrogen sulfide in Science
hydrogen sulfide  
A colorless, poisonous gas that smells like rotten eggs. It is formed naturally by decaying organic matter and is the smelly component of intestinal gas. It is also emitted by volcanoes and fumaroles. Hydrogen sulfide is used in the petroleum, rubber, and mining industries, and in making sulfur. Chemical formula: H2S.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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