Hydrogen sulphide Meaning, Definition & Usage

Definitions
  1. a colorless inflammable gas, H2S, having the characteristic odor of bad eggs, and found in many mineral springs. It is produced by the action of acids on metallic sulphides, and is an important chemical reagent. Called also sulphureted hydrogen.
Definitions
  1. . (Chem.) See under Hydrogen.

Webster 1913