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

America’s supply of antimony sulfide currently comes entirely from abroad.

From The Wall Street Journal ● Jul. 28, 2026

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

Pyrite, sometimes called "fool's gold" because of its metallic shine, is an iron sulfide mineral commonly found in sedimentary environments.

From Science Daily ● Apr. 16, 2026

The first primitive forms of life consumed various materials, including hydrogen sulfide, and released oxygen.

From "A Brief History of Time: And Other Essays" by Stephen Hawking