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

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Etymology

Origin of sulfide

1830–40; sulf(ur) + -ide ( def. )

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Example Sentences

See Examples For:

sulfide

The company’s sell-down at Simberi injects enough cash to fund the sulfide expansion while progressing the Touqyoy and 15-Mile Hub growth projects, the analysts say.

From The Wall Street Journal ● Aug. 11, 2026

Officials said they have upgraded air monitors at nearby Eastman Avenue Elementary School to screen for hydrogen sulfide, methane and ammonia — all byproducts of rotting food.

From Los Angeles Times ● Aug. 6, 2026

At this point, sulfide minerals can begin to break down completely.

From Science Daily ● Jul. 29, 2026

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

From The Wall Street Journal ● Jul. 28, 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

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