disulfide en · NOUN
Pronunciation
- /daɪˈsʌlfaɪd/ (UK, US)
- (Southern-England) audio
Etymology
Etymology tree Proto-Indo-European *dwóh₁ Proto-Indo-European *dwi- Proto-Hellenic *dwi- Ancient Greek δῐ- (dĭ-)bor. Latin di-bor. English di- Latin sulpur Latin sulfur Latin sulphur Anglo-Norman sulfrebor. Middle English sulphur English sulf(ur) English -ide English sulfide English disulfide From di- + sulfide.
Meanings
- A functional group with two sulfur atoms bonded to one another, described by the following formula: R–S–S–R'.
- The anion ⁻S–S⁻.
-
A binary compound of sulfur and another element in the ratio 2:1 (formula XS₂).
By analysing data from the James Webb Space Telescope, the researchers found evidence of dimethyl sulfide and dimethyl disulfide in the atmosphere of the planet known as K2-18b. The planet is 124 light-years away; one light-year is equivalent to nearly 6 trillion miles.
2025 April 18, “Scientists detect strong evidence of life on an alien planet”, in France 24, archived from the original on 18 Apr 2025:
Forms
| Spelling | Features | Labels | Source |
|---|---|---|---|
| disulphide | alternative | lexicographic | |
| disulfides | Number=Plur | lexicographic |
Deriveds
disulfiram · tetradisulfide · oxysulfide · homodisulfide · disulfide of copper · arsenic disulfide · tungsten disulfide · molybdenum disulfide · hydrogen disulfide · polydisulfide · dimethyldisulfide · interdisulfide · intradisulfide · multidisulfide · disulfide bridge · disulfide bond · cuprous sulfide · carbon disulfide · heterodisulfide
Synonyms
anion −S–S− (bisulfide (dated))
Translations (7)
es disulfuro (functional group) · ca disulfur (functional group) · hi द्विगन्धेय (functional group) · pl disiarczek (functional group) · ga déshuilfíd (functional group) · pl dwusiarczek (functional group) · it disolfuro (functional group)