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disulfide

American  
[dahy-suhl-fahyd, -fid] / daɪˈsʌl faɪd, -fɪd /
Or disulphide

noun

Chemistry.
  1. (in inorganic chemistry) a sulfide containing two atoms of sulfur, as carbon disulfide, CS 2 .

  2. (in organic chemistry) a sulfide containing the bivalent group −SS−, as diethyl disulfide, C 4 H 10 S 2 .


Etymology

Origin of disulfide

First recorded in 1860–65; di- 1 + sulfide


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:

Schmidt had previously engineered mice whose liver cells separately lacked one or the other of the two main disulfide reductases.

From Science Daily ● Sep. 25, 2026

In April 2025, researchers reported possible traces of molecules called dimethyl sulfide and/or dimethyl disulfide.

From Science Daily ● Sep. 9, 2026

The Gaharwar Lab is among a small number of research groups investigating how molybdenum disulfide might be used for biomedical purposes.

From Science Daily ● Nov. 27, 2025

The nanoflowers are made from molybdenum disulfide, an inorganic compound that can form many different two-dimensional shapes at very small scales.

From Science Daily ● Nov. 27, 2025

Its specific gravity is 1.07-1.08, melting point about 152.5 C., and it is soluble in alcohol, ether, benzine, carbon disulfide, oils, alkalis and acetic acid.

From Soap-Making Manual A Practical Handbook on the Raw Materials, Their Manipulation, Analysis and Control in the Modern Soap Plant. by E. G. Thomssen

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