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

Handling brittle ceramics or moisture-sensitive sulfides requires completely new machinery and processes that don’t exist at an industrial scale yet. —Tejasri Gururaj, Interesting Engineering, 18 Sep. 2025

Specifically, bacteria had been observed making sulfide, a product of anaerobic respiration, even when oxygen was present in the environment. —Jake Buehler, Wired News, 31 Aug. 2025

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

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