hydrogen sulfide


noun
  1. a colorless, flammable, water-soluble, cumulatively poisonous gas, H2S, having the odor of rotten eggs: used chiefly in the manufacture of chemicals, in metallurgy, and as a reagent in laboratory analysis.

Origin of hydrogen sulfide

1
First recorded in 1870–75

Words Nearby hydrogen sulfide

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024

How to use hydrogen sulfide in a sentence

Scientific definitions for hydrogen sulfide

hydrogen sulfide

  1. 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.

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