sulfide

American  

[suhl-fahyd, -fid] / ˈsʌl faɪd, -fɪd /

noun

Chemistry.

1. a compound of sulfur with a more electropositive element or, less often, a group.

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sulfide Scientific  

/ sŭl′fīd′ /

1. A chemical compound of sulfur and another element or radical, such as hydrogen sulfide.

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Other Word Forms

• subsulfide
  noun

Etymology

Origin of sulfide

1830–40; sulf(ur) + -ide ( def. )

Example Sentences

See Examples For:

sulfide

By the researcher's calculations, that figure is seven to 165 tons of carbon dioxide per ton of copper produced, depending on the sulfide content of the metal ore and local geologic conditions.

From Barron's ● Jul. 22, 2026

White liquor is an alkaline chemical containing sodium hydroxide and sodium sulfide.

From BBC ● May 26, 2026

Workers at Catalyst Refiners Inc. in Institute, W.Va., were cleaning and decontaminating a metal processing site—in preparation for closing it down—when a chemical reaction created dangerous hydrogen sulfide gas around 9:30 a.m.

From The Wall Street Journal ● Apr. 22, 2026

Emissions of hydrogen sulfide raise health concerns in communities near California’s largest lake, researchers say.

From Los Angeles Times ● Apr. 9, 2026

“Well, not technically allergic, but they give me digestive issues that, um...You know like when tiny amounts of hydrogen, carbon dioxide, and methane combine with hydrogen sulfide and ammonia in the large intestine?”

From "Sir Fig Newton and the Science of Persistence" by Sonja Thomas