sulphide: meaning, definition, pronunciation and examples
Low frequency. Common in scientific/technical contexts, rare in everyday language.Technical / Scientific. Used primarily in chemistry, geology, metallurgy, and environmental science.
Quick answer
What does “sulphide” mean?
A chemical compound in which sulfur is combined with a metal or other electropositive element.
Audio
Pronunciation
Definition
Meaning and Definition
A chemical compound in which sulfur is combined with a metal or other electropositive element.
In mineralogy, a naturally occurring inorganic substance with a defined chemical composition (e.g., pyrite is iron sulphide). In broader contexts, can refer to compounds used in electronics, pigments, or as byproducts in industrial processes.
Dialectal Variation
British vs American Usage
Differences
Spelling: 'sulphide' (UK) vs. 'sulfide' (US). The UK spelling reflects traditional etymology from Latin 'sulphur'. The US spelling follows modern chemical nomenclature reforms.
Connotations
Identical scientific meaning. The UK spelling may be perceived as more traditional, the US spelling as more standardized internationally in recent scientific literature.
Frequency
Both spellings are high-frequency within their respective technical domains. The US spelling ('sulfide') is increasingly seen in international journals, even in UK publications.
Grammar
How to Use “sulphide” in a Sentence
N of sulphidesulphide of [Metal][Adjective] sulphide[Metal] sulphide depositVocabulary
Collocations
Examples
Examples of “sulphide” in a Sentence
verb
British English
- The process will sulphidise the metal surface.
- The bacteria can reduce sulphate to sulphide.
American English
- The process will sulfidize the metal surface.
- The bacteria can reduce sulfate to sulfide.
adverb
British English
- Not applicable. No standard adverbial form.
American English
- Not applicable. No standard adverbial form.
adjective
British English
- The sulphide-rich effluent requires treatment.
- They discovered a new sulphide mineral.
American English
- The sulfide-rich effluent requires treatment.
- They discovered a new sulfide mineral.
Usage
Meaning in Context
Business
In mining or chemical industry reports: 'The company specializes in extracting copper sulphide from the new vein.'
Academic
In a geology paper: 'The hydrothermal vents precipitate massive sulphide deposits rich in zinc and lead.'
Everyday
Rare. Possibly in a safety context: 'The rotten egg smell is from hydrogen sulphide gas.'
Technical
In a chemistry manual: 'Pass hydrogen gas over heated copper to form copper(II) sulphide.'
Watch out
Common Mistakes When Using “sulphide”
- Misspelling as 'sulphate' or 'sulfate'.
- Using 'sulphide' for non-binary sulfur compounds.
- Incorrect capitalization in the middle of a compound name (e.g., 'Iron Sulphide' instead of 'iron sulphide').
FAQ
Frequently Asked Questions
A sulphide is a compound of sulfur and a metal/element (S²⁻). A sulfate is a salt of sulfuric acid, containing the SO₄²⁻ ion.
The word itself is not dangerous, but many sulphide compounds can be toxic (e.g., hydrogen sulphide gas), corrosive, or environmentally hazardous.
It's a historical spelling variation. 'Sulph-' derives from Latin 'sulphur'. The 'f' spelling ('sulfide') was adopted by the International Union of Pure and Applied Chemistry (IUPAC) and is standard in American English. British English traditionally uses 'ph'.
Yes, though less commonly. Organic sulphides (or thioethers) are compounds with the structure R-S-R'. The term is still used, but 'thioether' is more precise in organic chemistry.
A chemical compound in which sulfur is combined with a metal or other electropositive element.
Sulphide is usually technical / scientific. used primarily in chemistry, geology, metallurgy, and environmental science. in register.
Sulphide: in British English it is pronounced /ˈsʌl.faɪd/, and in American English it is pronounced /ˈsʌl.faɪd/. Tap the audio buttons above to hear it.
Phrases
Idioms & Phrases
- “None. The term is strictly technical.”
Learning
Memory Aids
Mnemonic
Think of 'sulphur' hiding inside 'sulphide'. A sulphide is where sulphur hides, bonded to a metal.
Conceptual Metaphor
Often conceptualized as a SALT (a binary ionic compound) or a POISON/TOXIN (due to associations with H₂S).
Practice
Quiz
Which of the following is NOT typically a sulphide?