Showing results for sulfide. Search instead for sulfides.

sulfide

American

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

noun

Chemistry.

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

sulfide Scientific

/ sŭl′fīd′ /

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

Other Word Forms

subsulfide

noun

Etymology

Origin of sulfide

1830–40; sulf(ur) + -ide ( def. )

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

sulfide

Metal ores dug up during mining often contain sulfide minerals.

From Barron's ● Jul. 22, 2026

Some use compounds such as hydrogen sulfide or methane as fuel, allowing them to thrive in dark environments where photosynthetic life cannot survive.

From Science Daily ● Jun. 26, 2026

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

From BBC ● May 26, 2026

Hydrogen sulfide smells like rotten eggs and can be produced by a chemical reaction and by some organic material, such as sewage.

From The Wall Street Journal ● Apr. 22, 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

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023