Definition of sulfide
1 : any of various organic compounds characterized by a sulfur atom attached to two carbon atoms
2 : a binary compound (such as CuS) of sulfur usually with a more electropositive element or group : a salt of hydrogen sulfide
Recent Examples of sulfide from the Web
Hydrogen sulfide is so toxic that evolution has trained us to recognize the tiniest, safest traces of it, which is why our noses are so exquisitely skilled at registering flatulence.
Especially in extreme heat, the lake sends high concentrations of hydrogen sulfide into the air.
Concentrations of water vapor, hydrogen sulfide and silicon particles in the gas must be reduced before the fuel is burned at Jones Island.
A veteran of tours aboard the amphibious warships Belleau Wood, Essex and Somerset, Afloat Training Group San Diego’s Lopez recalled a sewage system leak that spewed deadly hydrogen sulfide into a machinery room.
The smell is coming from the Salton Sea, where elevated levels of hydrogen sulfide have developed.
Hydrogen sulfide is a flammable, hazardous gas, and a byproduct of rainwater percolating with gypsum drywall disposed at the dump, said Jim Riffle of Auburn Environmental.
Low levels of hydrogen sulfide can cause irritation to eyes, nose, throat, or the respiratory system.
The vast but as-yet untapped reserves of copper, nickel and precious metals under northeastern Minnesota are locked up in sulfide-bearing minerals that can leach sulfuric acid and other pollutants when exposed to air and water.
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'sulfide.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
First Known Use of sulfide
SULFIDE Defined for English Language Learners
Definition of sulfide for English Language Learners
chemistry : a compound that contains sulfur and one or more other chemical elements
Medical Definition of sulfide
1: any of various organic compounds characterized by a sulfur atom attached to two carbon atoms
2: a binary compound (as CuS) of sulfur usually with a more electropositive element or group : a salt of hydrogen sulfide
Seen and Heard
What made you want to look up sulfide? Please tell us where you read or heard it (including the quote, if possible).