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hydrogen sulfide

   Also found in: Medical, Acronyms, Encyclopedia, Wikipedia, Hutchinson 0.01 sec.
hydrogen sulfide
n.
A colorless, flammable poisonous gas, H2S, having a characteristic rotten-egg odor and used as an antiseptic, a bleach, and a reagent.
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.
ThesaurusLegend:  Synonyms Related Words Antonyms
Noun1.hydrogen sulfide - a sulfide having the unpleasant smell of rotten eggs
sulfide, sulphide - a compound of sulphur and some other element that is more electropositive


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Nearly 2 years ago, researchers in Seattle reported in Science that exposure to hydrogen sulfide gas can lower heart rate, metabolism, and body temperature in lab mice (SN: 4/23/05, p.
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