bisulphide: meaning, definition, pronunciation and examples
C2/TechnicalFormal, Scientific
Quick answer
What does “bisulphide” mean?
A chemical compound containing two sulfur atoms combined with another element or radical.
Audio
Pronunciation
Definition
Meaning and Definition
A chemical compound containing two sulfur atoms combined with another element or radical.
Specifically refers to a compound with the formula S2, or more commonly, a compound where two sulfur atoms are bonded to a single atom of another element (e.g., carbon bisulphide CS2). Often synonymous with 'disulfide'.
Dialectal Variation
British vs American Usage
Differences
Spelling: 'bisulphide' (UK traditional) vs. 'bisulfide' (US & modern scientific). The UK is increasingly adopting the 'f' spelling in academic contexts.
Connotations
Identical scientific meaning. 'Bisulphide' may sound slightly archaic or British-specific.
Frequency
Very low frequency in general language. In technical texts, the 'f' spelling ('bisulfide') is now globally dominant in new publications.
Grammar
How to Use “bisulphide” in a Sentence
[Element] + bisulphidebisulphide of + [Element]Vocabulary
Collocations
Examples
Examples of “bisulphide” in a Sentence
adjective
British English
- The bisulphide residue was analysed.
- A bisulphide-containing mineral.
American English
- The bisulfide coating provides lubrication.
- A bisulfide-based process.
Usage
Meaning in Context
Business
Used in industrial procurement, safety data sheets, or chemical trading (e.g., 'The price of carbon bisulphide has risen').
Academic
Standard in chemistry papers, geology (mineralogy), and materials science textbooks.
Everyday
Virtually never used. If encountered, likely in warning labels for chemicals.
Technical
Core term in chemical synthesis, metallurgy, lubrication (molybdenum disulfide), and fumigation (carbon disulfide).
Watch out
Common Mistakes When Using “bisulphide”
- Misspelling as 'bisulfite' (which contains SO3).
- Pronouncing the 'ph' as /f/ is correct, but some may incorrectly say /v/.
- Using in non-chemical contexts.
FAQ
Frequently Asked Questions
Yes, in most chemical contexts they are synonymous, with 'disulfide' being the more modern and internationally standard term.
'Bisulphide' uses the traditional English 'ph' spelling for the /f/ sound derived from Greek. 'Bisulfide' follows the modern trend, especially strong in American English and scientific standardization, to use 'f'.
No. It is exclusively a noun referring to a specific type of chemical compound.
Yes. Carbon disulfide (CS2) is highly flammable, toxic, and poses significant health risks, requiring strict safety protocols for handling.
A chemical compound containing two sulfur atoms combined with another element or radical.
Bisulphide is usually formal, scientific in register.
Bisulphide: in British English it is pronounced /baɪˈsʌlfaɪd/, and in American English it is pronounced /baɪˈsʌlfaɪd/. Tap the audio buttons above to hear it.
Learning
Memory Aids
Mnemonic
Think: 'BI' (two) + 'SULPH' (sulfur) + 'IDE' (a type of compound) = a two-sulfur compound.
Conceptual Metaphor
N/A - Highly technical term.
Practice
Quiz
In which field is the term 'bisulphide' most commonly used?