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

Like dimethyl sulfide and oxygen, methane on Earth is made primarily – but not exclusively – by life. —Chris Impey, The Conversation, 25 Apr. 2025

The water is then transferred to a water treatment facility, where sulfide is removed. —Catherine Muccigrosso, Charlotte Observer, 3 Feb. 2025

The key point is that dimethyl sulfide can be produced in such environments in very small quantities, but much less than what is required to explain our observations, says Madhusudhan. —Bruce Dorminey, Forbes.com, 26 Apr. 2025

According to Madhusudhan and his team, one of the molecules that K2-18b’s atmosphere contained was dimethyl sulfide. —Ross Andersen, The Atlantic, 18 Apr. 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