sulfide

noun

sul·​fide ˈsəl-ˌfīd 

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

Examples of sulfide in a Sentence

Recent Examples on the Web

Hydrogen sulfide naturally occurs in sewers, manure pits, well water, oil and gas wells and volcanoes. —Sam Tabachnik, Denver Post, 27 Aug. 2025

Antifungal shampoos or washes that contain ketoconazole, selenium sulfide, or zinc pyrithione can be effective for fungal acne. —Leslie Baumann, Miami Herald, 14 Aug. 2025

This suggests the presence of minerals known as such as sodium-rich plagioclase (such as albite), iron-poor pyroxene (for example enstatite), iron-poor olivine (such as forsterite) and sulfide minerals such as oldhamite. —Ben Rider-Stokes, JSTOR Daily, 17 July 2025

The deposit of mostly copper-bearing sulfides was discovered in 1986. —Frank Vaisvilas, jsonline.com, 15 July 2025

Word History

First Known Use

1836, in the meaning defined at sense 1

Phrases Containing sulfide

• cadmium sulfide
• hydrogen sulfide
• iron sulfide
• lead sulfide
• zinc sulfide

Rhymes for sulfide

• abide
• allied
• applied
• aside
• astride
• azide
• backside
• bankside
• bastide
• bayside
• bedside
• belied

Kids Definition

sulfide

noun

sul·​fide ˈsəl-ˌfīd 

: a compound of sulfur with one or more other elements : a salt of hydrogen sulfide

Medical Definition

sulfide

noun

sul·​fide

variants or chiefly British sulphide

ˈsəl-ˌfīd 

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